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Finding the Third Proportional to 8,874.56 and 12,560.06

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Solution

The third proportional to 8,874.56 and 12,560.06 is: 17,776.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,874.56 : 12,560.06 = 12,560.06 : x
  2. Step 2: Convert to fraction form
    8,874.56/12,560.06 = 12,560.06/x
  3. Step 3: Cross multiply
    8,874.56x = 12,560.06 × 12,560.06
  4. Step 4: Simplify right side
    8,874.56x = 157,755,170.00
  5. Step 5: Solve for x
    x = 157,755,170.00/8,874.56
  6. Step 6: Final answer
    x = 17,776.11

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Why These Related Problems?

These problems maintain the same ratio (1.42) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.