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Finding the Third Proportional to 63,796.50 and 138,660.75

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Solution

The third proportional to 63,796.50 and 138,660.75 is: 301,377.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,796.50 : 138,660.75 = 138,660.75 : x
  2. Step 2: Convert to fraction form
    63,796.50/138,660.75 = 138,660.75/x
  3. Step 3: Cross multiply
    63,796.50x = 138,660.75 × 138,660.75
  4. Step 4: Simplify right side
    63,796.50x = 19,226,803,590.56
  5. Step 5: Solve for x
    x = 19,226,803,590.56/63,796.50
  6. Step 6: Final answer
    x = 301,377.09

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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.