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Finding the Third Proportional to 16,929 and 25,849.13

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Solution

The third proportional to 16,929 and 25,849.13 is: 39,469.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,929 : 25,849.13 = 25,849.13 : x
  2. Step 2: Convert to fraction form
    16,929/25,849.13 = 25,849.13/x
  3. Step 3: Cross multiply
    16,929x = 25,849.13 × 25,849.13
  4. Step 4: Simplify right side
    16,929x = 668,177,263.27
  5. Step 5: Solve for x
    x = 668,177,263.27/16,929
  6. Step 6: Final answer
    x = 39,469.39

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Why These Related Problems?

These problems maintain the same ratio (1.53) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.