To build a factory building, the actual investment is 360,000 yuan, which is (1/10) less than the original plan. How much is the original planned investment?
盖一座厂房，实际投资36万元，比原计划节省了(1/10)，原计划投资多少万元？
<gadget id="calculator">1 / 10</gadget>
<output>1/10 = around 0.1</output>

<gadget id="calculator">1 - (1/10)</gadget>
<output>9/10 = around 0.9</output>

<gadget id="calculator">36 / (9/10)</gadget>
<output>40</output>

<result>40</result>