The profit of the bicycle store in February is 95% of that in January and 105% of that in March. It is known that the profit in January is 210,000 yuan. How much is the profit in March?
自行车商店二月份的利润是一月份的95%，是三月份的105%，已知一月份的利润是21万元，三月份的利润是多少万元？
<gadget id="calculator">95 / 100</gadget>
<output>19/20 = around 0.95</output>

<gadget id="calculator">105 / 100</gadget>
<output>21/20 = around 1.05</output>

<gadget id="calculator">(19/20) / (21/20)</gadget>
<output>19/21 = around 0.904762</output>

<gadget id="calculator">21 * (19/21)</gadget>
<output>19</output>

<result>19</result>