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Finding the Third Proportional to 52,588 and 81,474

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Solution

The third proportional to 52,588 and 81,474 is: 126,226.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,588 : 81,474 = 81,474 : x
  2. Step 2: Convert to fraction form
    52,588/81,474 = 81,474/x
  3. Step 3: Cross multiply
    52,588x = 81,474 × 81,474
  4. Step 4: Simplify right side
    52,588x = 6,638,012,676
  5. Step 5: Solve for x
    x = 6,638,012,676/52,588
  6. Step 6: Final answer
    x = 126,226.76

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.