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Finding the Third Proportional to 29,240.50 and 63,449

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Solution

The third proportional to 29,240.50 and 63,449 is: 137,678.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,240.50 : 63,449 = 63,449 : x
  2. Step 2: Convert to fraction form
    29,240.50/63,449 = 63,449/x
  3. Step 3: Cross multiply
    29,240.50x = 63,449 × 63,449
  4. Step 4: Simplify right side
    29,240.50x = 4,025,775,601
  5. Step 5: Solve for x
    x = 4,025,775,601/29,240.50
  6. Step 6: Final answer
    x = 137,678.07

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.