Dad and Uncle Xu cooperated in business. Dad invested 200,000 yuan, Uncle Xu contributed 150,000 yuan, and made a profit of 70,000 yuan after one year. If the profit is distributed according to the proportion of the investment, how many yuan should Dad get?
爸爸和徐叔叔合作做生意．爸爸出资20万元，徐叔叔出资15万元，一年后盈利7万元．如果按出资的比例来分配盈利，爸爸应分得多少万元．
<gadget id="calculator">20 + 15</gadget>
<output>35</output>

<gadget id="calculator">20 / 35</gadget>
<output>4/7 = around 0.571429</output>

<gadget id="calculator">7 * (4/7)</gadget>
<output>4</output>

<result>4</result>