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Finding the Third Proportional to 156,799 and 344,812

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Solution

The third proportional to 156,799 and 344,812 is: 758,265.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,799 : 344,812 = 344,812 : x
  2. Step 2: Convert to fraction form
    156,799/344,812 = 344,812/x
  3. Step 3: Cross multiply
    156,799x = 344,812 × 344,812
  4. Step 4: Simplify right side
    156,799x = 118,895,315,344
  5. Step 5: Solve for x
    x = 118,895,315,344/156,799
  6. Step 6: Final answer
    x = 758,265.78

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These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.