certain number is divided by 4, multiplied by 5, and then divided by 6. The result is 615. Find a certain number?
某数除以4，乘以5，再除以6，结果是615，求某数？
<gadget id="calculator">1 / 4</gadget>
<output>1/4 = around 0.25</output>

<gadget id="calculator">5 / 6</gadget>
<output>5/6 = around 0.833333</output>

<gadget id="calculator">(1/4) * (5/6)</gadget>
<output>5/24 = around 0.208333</output>

<gadget id="calculator">615 / (5/24)</gadget>
<output>2_952</output>

<result>2_952</result>