The quality ratio of the goods stored in warehouses A and B is 5:4, and (1/4) of the goods in warehouse A are transported to warehouse B. At this time, the goods in warehouse B are 201 tons more than those in warehouse A. How much is the original goods in warehouse A? Ton?
甲、乙两仓库存放的货物的质量比是5：4，把甲仓库货物的(1/4)运到乙仓库，这时乙仓库的货物比甲仓库多201吨，甲仓库原有货物多少吨？
<gadget id="calculator">5 + 4</gadget>
<output>9</output>

<gadget id="calculator">4 / 9</gadget>
<output>4/9 = around 0.444444</output>

<gadget id="calculator">5 / 9</gadget>
<output>5/9 = around 0.555556</output>

<gadget id="calculator">1 / 4</gadget>
<output>1/4 = around 0.25</output>

<gadget id="calculator">(5/9) * (1/4)</gadget>
<output>5/36 = around 0.138889</output>

<gadget id="calculator">1 - (1/4)</gadget>
<output>3/4 = around 0.75</output>

<gadget id="calculator">(5/9) * (3/4)</gadget>
<output>5/12 = around 0.416667</output>

<gadget id="calculator">(5/36) - (5/12)</gadget>
<output>-5/18 = around -0.277778</output>

<gadget id="calculator">(4/9) + (-5/18)</gadget>
<output>1/6 = around 0.166667</output>

<gadget id="calculator">201 / (1/6)</gadget>
<output>1_206</output>

<gadget id="calculator">1_206 * (5/9)</gadget>
<output>670</output>

<result>670</result>