In a ratio, the two outer terms are reciprocals of each other, one of the inner terms is 1.2, and the other inner term is 1.2.
一个比例中，两个外项互为倒数，其中一个内项是1.2，另一个内项是多少．
<gadget id="calculator">1 / 1.2</gadget>
<output>0.833333</output>

<result>0.833333</result>