There are three piles of goods in a warehouse. The weight ratio of the first pile to the second pile is 3:2, and the weight of the third pile accounts for (1/3) of the total weight of the entire warehouse. It is known that the first pile is 300 kg more than the second pile ． How many kilograms are there in total in this warehouse?
一个仓库有三堆货物，第一堆与第二堆重量的比是3：2，第三堆的重量占整个仓库总重量的(1/3)，已知第一堆比第二堆多300千克．这个仓库共有货物多少千克？
<gadget id="calculator">1 / 3</gadget>
<output>1/3 = around 0.333333</output>

<gadget id="calculator">1 - (1/3)</gadget>
<output>2/3 = around 0.666667</output>

<gadget id="calculator">3 + 2</gadget>
<output>5</output>

<gadget id="calculator">3 / 5</gadget>
<output>3/5 = around 0.6</output>

<gadget id="calculator">(2/3) * (3/5)</gadget>
<output>2/5 = around 0.4</output>

<gadget id="calculator">2 / 5</gadget>
<output>2/5 = around 0.4</output>

<gadget id="calculator">(2/3) * (2/5)</gadget>
<output>4/15 = around 0.266667</output>

<gadget id="calculator">(2/5) - (4/15)</gadget>
<output>2/15 = around 0.133333</output>

<gadget id="calculator">300 / (2/15)</gadget>
<output>2_250</output>

<result>2_250</result>