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Finding the Third Proportional to 8,866 and 13,610

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Solution

The third proportional to 8,866 and 13,610 is: 20,892.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,866 : 13,610 = 13,610 : x
  2. Step 2: Convert to fraction form
    8,866/13,610 = 13,610/x
  3. Step 3: Cross multiply
    8,866x = 13,610 × 13,610
  4. Step 4: Simplify right side
    8,866x = 185,232,100
  5. Step 5: Solve for x
    x = 185,232,100/8,866
  6. Step 6: Final answer
    x = 20,892.41

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Why These Related Problems?

These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.