Evaluate
7\sqrt{1270}\approx 249.459415537
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7\sqrt{1270}
Factor 62230=7^{2}\times 1270. Rewrite the square root of the product \sqrt{7^{2}\times 1270} as the product of square roots \sqrt{7^{2}}\sqrt{1270}. Take the square root of 7^{2}.
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