It is known that the product of two factors is 5, one of which is (3/7), what is the other factor? How much is expressed in formulas.
已知两个因数的积是5，其中的一个因数是(3/7)，求另一个因数是多少？用算式表示是多少．
<gadget id="calculator">3 / 7</gadget>
<output>3/7 = around 0.428571</output>

<gadget id="calculator">5 / (3/7)</gadget>
<output>35/3 = around 11.666667</output>

<result>35/3 = around 11.666667</result>