In a proportional formula, the product of two inner terms is (3/4), one of the outer terms is (3/5), and what is the other outer term.
一个比例式中，两个内项的积是(3/4)，其中一个外项是(3/5)，另一个外项是多少．
<gadget id="calculator">3 / 4</gadget>
<output>3/4 = around 0.75</output>

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

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

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