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Finding the Third Proportional to 3,725,340 and 8,182,218

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Solution

The third proportional to 3,725,340 and 8,182,218 is: 17,971,162.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,725,340 : 8,182,218 = 8,182,218 : x
  2. Step 2: Convert to fraction form
    3,725,340/8,182,218 = 8,182,218/x
  3. Step 3: Cross multiply
    3,725,340x = 8,182,218 × 8,182,218
  4. Step 4: Simplify right side
    3,725,340x = 66,948,691,399,524
  5. Step 5: Solve for x
    x = 66,948,691,399,524/3,725,340
  6. Step 6: Final answer
    x = 17,971,162.74

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Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.