According to the basic nature of proportion, if 5a=3b, then ((a)/(b))=((())/(())).
根据比例的基本性质，如果5a=3b，那么((a)/(b))=((())/(()))．
<gadget id="calculator">3 / 5</gadget>
<output>3/5 = around 0.6</output>

<result>3/5 = around 0.6</result>