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Finding the Third Proportional to 103,713 and 156,523

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Solution

The third proportional to 103,713 and 156,523 is: 236,223.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,713 : 156,523 = 156,523 : x
  2. Step 2: Convert to fraction form
    103,713/156,523 = 156,523/x
  3. Step 3: Cross multiply
    103,713x = 156,523 × 156,523
  4. Step 4: Simplify right side
    103,713x = 24,499,449,529
  5. Step 5: Solve for x
    x = 24,499,449,529/103,713
  6. Step 6: Final answer
    x = 236,223.52

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.