(2/5) of a number is equal to the product of (3/4) times (2/3). Find this number.
一个数的(2/5)与(3/4)乘(2/3)的积相等．求这个数．
<gadget id="calculator">3 / 4</gadget>
<output>3/4 = around 0.75</output>

<gadget id="calculator">2 / 3</gadget>
<output>2/3 = around 0.666667</output>

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

<gadget id="calculator">(2/3) / (2/5)</gadget>
<output>5/3 = around 1.666667</output>

<gadget id="calculator">(3/4) * (5/3)</gadget>
<output>5/4 = around 1.25</output>

<result>5/4 = around 1.25</result>