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**Solve the following problem:**

Perform the following calculation. Round off your answer to three digits.

(8.39 × 10^{7}) × (4.53 × 10^{9})

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#### Solution

(8.39 × 10^{7}) × (4.53 × 10^{9})

= 38.0067 × 10^{7+9 }

= 38.0067 × 10^{16}

= 3.80 × 10^{17}

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