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Finding the Third Proportional to 3,150,891 and 6,872,067

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Solution

The third proportional to 3,150,891 and 6,872,067 is: 14,987,920.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,150,891 : 6,872,067 = 6,872,067 : x
  2. Step 2: Convert to fraction form
    3,150,891/6,872,067 = 6,872,067/x
  3. Step 3: Cross multiply
    3,150,891x = 6,872,067 × 6,872,067
  4. Step 4: Simplify right side
    3,150,891x = 47,225,304,852,489
  5. Step 5: Solve for x
    x = 47,225,304,852,489/3,150,891
  6. Step 6: Final answer
    x = 14,987,920.83

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.