After increasing the purchase price of VCDs by 50%, the store advertised "10% discount, free 50 yuan for car rental", but the profit was still 370 yuan per VCD. So how much is the purchase price of each VCD.
商店将VCD按进价提高50%以后打出"九折酬宾，外送50元租车费"的广告，结果每台VCD仍获利370元．那么每台VCD的进价是多少元．
<gadget id="calculator">50 + 370</gadget>
<output>420</output>

<gadget id="calculator">1.35 - 1</gadget>
<output>0.35</output>

<gadget id="calculator">420 / 0.35</gadget>
<output>1_200</output>

<result>1_200</result>