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Finding the Third Proportional to 3,934,195.88 and 8,466,262.88

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Solution

The third proportional to 3,934,195.88 and 8,466,262.88 is: 18,219,125.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,934,195.88 : 8,466,262.88 = 8,466,262.88 : x
  2. Step 2: Convert to fraction form
    3,934,195.88/8,466,262.88 = 8,466,262.88/x
  3. Step 3: Cross multiply
    3,934,195.88x = 8,466,262.88 × 8,466,262.88
  4. Step 4: Simplify right side
    3,934,195.88x = 71,677,607,068,603.27
  5. Step 5: Solve for x
    x = 71,677,607,068,603.27/3,934,195.88
  6. Step 6: Final answer
    x = 18,219,125.16

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.