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Finding the Third Proportional to 217,338.75 and 466,812

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Solution

The third proportional to 217,338.75 and 466,812 is: 1,002,644.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    217,338.75 : 466,812 = 466,812 : x
  2. Step 2: Convert to fraction form
    217,338.75/466,812 = 466,812/x
  3. Step 3: Cross multiply
    217,338.75x = 466,812 × 466,812
  4. Step 4: Simplify right side
    217,338.75x = 217,913,443,344
  5. Step 5: Solve for x
    x = 217,913,443,344/217,338.75
  6. Step 6: Final answer
    x = 1,002,644.23

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.