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Finding the Third Proportional to 61,430 and 125,452

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Solution

The third proportional to 61,430 and 125,452 is: 256,197.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,430 : 125,452 = 125,452 : x
  2. Step 2: Convert to fraction form
    61,430/125,452 = 125,452/x
  3. Step 3: Cross multiply
    61,430x = 125,452 × 125,452
  4. Step 4: Simplify right side
    61,430x = 15,738,204,304
  5. Step 5: Solve for x
    x = 15,738,204,304/61,430
  6. Step 6: Final answer
    x = 256,197.37

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Why These Related Problems?

These problems maintain the same ratio (2.04) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.