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Finding the Third Proportional to 148,834.13 and 217,009.13

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Solution

The third proportional to 148,834.13 and 217,009.13 is: 316,412.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,834.13 : 217,009.13 = 217,009.13 : x
  2. Step 2: Convert to fraction form
    148,834.13/217,009.13 = 217,009.13/x
  3. Step 3: Cross multiply
    148,834.13x = 217,009.13 × 217,009.13
  4. Step 4: Simplify right side
    148,834.13x = 47,092,960,333.27
  5. Step 5: Solve for x
    x = 47,092,960,333.27/148,834.13
  6. Step 6: Final answer
    x = 316,412.38

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Why These Related Problems?

These problems maintain the same ratio (1.46) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.