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Finding the Third Proportional to 61,807.50 and 126,551.25

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Solution

The third proportional to 61,807.50 and 126,551.25 is: 259,114.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,807.50 : 126,551.25 = 126,551.25 : x
  2. Step 2: Convert to fraction form
    61,807.50/126,551.25 = 126,551.25/x
  3. Step 3: Cross multiply
    61,807.50x = 126,551.25 × 126,551.25
  4. Step 4: Simplify right side
    61,807.50x = 16,015,218,876.56
  5. Step 5: Solve for x
    x = 16,015,218,876.56/61,807.50
  6. Step 6: Final answer
    x = 259,114.49

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Why These Related Problems?

These problems maintain the same ratio (2.05) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.