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Finding the Third Proportional to 12,760 and 14,614

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Solution

The third proportional to 12,760 and 14,614 is: 16,737.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,760 : 14,614 = 14,614 : x
  2. Step 2: Convert to fraction form
    12,760/14,614 = 14,614/x
  3. Step 3: Cross multiply
    12,760x = 14,614 × 14,614
  4. Step 4: Simplify right side
    12,760x = 213,568,996
  5. Step 5: Solve for x
    x = 213,568,996/12,760
  6. Step 6: Final answer
    x = 16,737.38

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Why These Related Problems?

These problems maintain the same ratio (1.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.