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Finding the Third Proportional to 4,032,832 and 8,860,760

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Solution

The third proportional to 4,032,832 and 8,860,760 is: 19,468,469.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,032,832 : 8,860,760 = 8,860,760 : x
  2. Step 2: Convert to fraction form
    4,032,832/8,860,760 = 8,860,760/x
  3. Step 3: Cross multiply
    4,032,832x = 8,860,760 × 8,860,760
  4. Step 4: Simplify right side
    4,032,832x = 78,513,067,777,600
  5. Step 5: Solve for x
    x = 78,513,067,777,600/4,032,832
  6. Step 6: Final answer
    x = 19,468,469.74

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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.