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Finding the Third Proportional to 87,567 and 133,535.50

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Solution

The third proportional to 87,567 and 133,535.50 is: 203,635.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,567 : 133,535.50 = 133,535.50 : x
  2. Step 2: Convert to fraction form
    87,567/133,535.50 = 133,535.50/x
  3. Step 3: Cross multiply
    87,567x = 133,535.50 × 133,535.50
  4. Step 4: Simplify right side
    87,567x = 17,831,729,760.25
  5. Step 5: Solve for x
    x = 17,831,729,760.25/87,567
  6. Step 6: Final answer
    x = 203,635.27

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Why These Related Problems?

These problems maintain the same ratio (1.52) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.