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Finding the Third Proportional to 12,531 and 16,876.50

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Solution

The third proportional to 12,531 and 16,876.50 is: 22,728.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,531 : 16,876.50 = 16,876.50 : x
  2. Step 2: Convert to fraction form
    12,531/16,876.50 = 16,876.50/x
  3. Step 3: Cross multiply
    12,531x = 16,876.50 × 16,876.50
  4. Step 4: Simplify right side
    12,531x = 284,816,252.25
  5. Step 5: Solve for x
    x = 284,816,252.25/12,531
  6. Step 6: Final answer
    x = 22,728.93

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Why These Related Problems?

These problems maintain the same ratio (1.35) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.