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Finding the Third Proportional to 51,997 and 106,453

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Solution

The third proportional to 51,997 and 106,453 is: 217,940.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,997 : 106,453 = 106,453 : x
  2. Step 2: Convert to fraction form
    51,997/106,453 = 106,453/x
  3. Step 3: Cross multiply
    51,997x = 106,453 × 106,453
  4. Step 4: Simplify right side
    51,997x = 11,332,241,209
  5. Step 5: Solve for x
    x = 11,332,241,209/51,997
  6. Step 6: Final answer
    x = 217,940.29

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Why These Related Problems?

These problems maintain the same ratio (2.05) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.