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Finding the Third Proportional to 28,571 and 61,525

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Solution

The third proportional to 28,571 and 61,525 is: 132,488.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,571 : 61,525 = 61,525 : x
  2. Step 2: Convert to fraction form
    28,571/61,525 = 61,525/x
  3. Step 3: Cross multiply
    28,571x = 61,525 × 61,525
  4. Step 4: Simplify right side
    28,571x = 3,785,325,625
  5. Step 5: Solve for x
    x = 3,785,325,625/28,571
  6. Step 6: Final answer
    x = 132,488.38

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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.