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Finding the Third Proportional to 59,950.50 and 129,249.75

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Solution

The third proportional to 59,950.50 and 129,249.75 is: 278,654.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,950.50 : 129,249.75 = 129,249.75 : x
  2. Step 2: Convert to fraction form
    59,950.50/129,249.75 = 129,249.75/x
  3. Step 3: Cross multiply
    59,950.50x = 129,249.75 × 129,249.75
  4. Step 4: Simplify right side
    59,950.50x = 16,705,497,875.06
  5. Step 5: Solve for x
    x = 16,705,497,875.06/59,950.50
  6. Step 6: Final answer
    x = 278,654.85

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.