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Finding the Third Proportional to 57,620 and 125,936

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Solution

The third proportional to 57,620 and 125,936 is: 275,249.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,620 : 125,936 = 125,936 : x
  2. Step 2: Convert to fraction form
    57,620/125,936 = 125,936/x
  3. Step 3: Cross multiply
    57,620x = 125,936 × 125,936
  4. Step 4: Simplify right side
    57,620x = 15,859,876,096
  5. Step 5: Solve for x
    x = 15,859,876,096/57,620
  6. Step 6: Final answer
    x = 275,249.50

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.