The steel ratio of the three types of steel A, B and C is 12.5:37.5:50. It is known that the output value of B steel is 200,000 yuan less than that of C steel. What is the total output value of the entire factory?
甲乙丙三种型号的钢铁比是12.5：37.5：50，已知乙钢铁比丙钢铁产值少20万元，整个工厂的总产值是多少？
<gadget id="calculator">50 - 37.5</gadget>
<output>12.5</output>

<gadget id="calculator">20 / 12.5</gadget>
<output>1.6</output>

<gadget id="calculator">12.5 + 37.5 + 50</gadget>
<output>100</output>

<gadget id="calculator">1.6 * 100</gadget>
<output>160</output>

<result>160</result>