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Finding the Third Proportional to 28,504 and 62,372

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Solution

The third proportional to 28,504 and 62,372 is: 136,481.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,504 : 62,372 = 62,372 : x
  2. Step 2: Convert to fraction form
    28,504/62,372 = 62,372/x
  3. Step 3: Cross multiply
    28,504x = 62,372 × 62,372
  4. Step 4: Simplify right side
    28,504x = 3,890,266,384
  5. Step 5: Solve for x
    x = 3,890,266,384/28,504
  6. Step 6: Final answer
    x = 136,481.42

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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.