$$3000000=3.14 \times 11000 \times x$$
$x = \frac{150000}{1727} = 86\frac{1478}{1727} \approx 86.85581934$
$$3000000=34540x$$
$$34540x=3000000$$
$$x=\frac{3000000}{34540}$$
$$x=\frac{150000}{1727}$$
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