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Finding the Third Proportional to 113,649 and 170,474

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Solution

The third proportional to 113,649 and 170,474 is: 255,711.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,649 : 170,474 = 170,474 : x
  2. Step 2: Convert to fraction form
    113,649/170,474 = 170,474/x
  3. Step 3: Cross multiply
    113,649x = 170,474 × 170,474
  4. Step 4: Simplify right side
    113,649x = 29,061,384,676
  5. Step 5: Solve for x
    x = 29,061,384,676/113,649
  6. Step 6: Final answer
    x = 255,711.75

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.