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Finding the Third Proportional to 125,167.50 and 193,691.25

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Solution

The third proportional to 125,167.50 and 193,691.25 is: 299,728.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,167.50 : 193,691.25 = 193,691.25 : x
  2. Step 2: Convert to fraction form
    125,167.50/193,691.25 = 193,691.25/x
  3. Step 3: Cross multiply
    125,167.50x = 193,691.25 × 193,691.25
  4. Step 4: Simplify right side
    125,167.50x = 37,516,300,326.56
  5. Step 5: Solve for x
    x = 37,516,300,326.56/125,167.50
  6. Step 6: Final answer
    x = 299,728.77

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.