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Finding the Third Proportional to 16,404.19 and 25,449.19

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Solution

The third proportional to 16,404.19 and 25,449.19 is: 39,481.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,404.19 : 25,449.19 = 25,449.19 : x
  2. Step 2: Convert to fraction form
    16,404.19/25,449.19 = 25,449.19/x
  3. Step 3: Cross multiply
    16,404.19x = 25,449.19 × 25,449.19
  4. Step 4: Simplify right side
    16,404.19x = 647,661,144.41
  5. Step 5: Solve for x
    x = 647,661,144.41/16,404.19
  6. Step 6: Final answer
    x = 39,481.45

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.