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Finding the Third Proportional to 148,720.88 and 226,565.81

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Solution

The third proportional to 148,720.88 and 226,565.81 is: 345,157.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,720.88 : 226,565.81 = 226,565.81 : x
  2. Step 2: Convert to fraction form
    148,720.88/226,565.81 = 226,565.81/x
  3. Step 3: Cross multiply
    148,720.88x = 226,565.81 × 226,565.81
  4. Step 4: Simplify right side
    148,720.88x = 51,332,067,393.79
  5. Step 5: Solve for x
    x = 51,332,067,393.79/148,720.88
  6. Step 6: Final answer
    x = 345,157.11

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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.