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Finding the Third Proportional to 126,241 and 272,165

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Solution

The third proportional to 126,241 and 272,165 is: 586,764.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,241 : 272,165 = 272,165 : x
  2. Step 2: Convert to fraction form
    126,241/272,165 = 272,165/x
  3. Step 3: Cross multiply
    126,241x = 272,165 × 272,165
  4. Step 4: Simplify right side
    126,241x = 74,073,787,225
  5. Step 5: Solve for x
    x = 74,073,787,225/126,241
  6. Step 6: Final answer
    x = 586,764.90

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.