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Finding the Third Proportional to 12,115,591.75 and 18,182,257

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Solution

The third proportional to 12,115,591.75 and 18,182,257 is: 27,286,696.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,115,591.75 : 18,182,257 = 18,182,257 : x
  2. Step 2: Convert to fraction form
    12,115,591.75/18,182,257 = 18,182,257/x
  3. Step 3: Cross multiply
    12,115,591.75x = 18,182,257 × 18,182,257
  4. Step 4: Simplify right side
    12,115,591.75x = 330,594,469,614,049
  5. Step 5: Solve for x
    x = 330,594,469,614,049/12,115,591.75
  6. Step 6: Final answer
    x = 27,286,696.06

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.