The actual investment of Dahua TV Factory is 456,000 yuan, which is 5% less than the plan. How much is the planned investment?
大华电视机厂修建厂房，实际投资45.6万元，比计划节约5%，计划投资多少万元？
<gadget id="calculator">5 / 100</gadget>
<output>1/20 = around 0.05</output>

<gadget id="calculator">1 - (1/20)</gadget>
<output>19/20 = around 0.95</output>

<gadget id="calculator">45.6 / (19/20)</gadget>
<output>48</output>

<result>48</result>