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Finding the Third Proportional to 3,157,086 and 6,819,366

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Solution

The third proportional to 3,157,086 and 6,819,366 is: 14,729,960.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,157,086 : 6,819,366 = 6,819,366 : x
  2. Step 2: Convert to fraction form
    3,157,086/6,819,366 = 6,819,366/x
  3. Step 3: Cross multiply
    3,157,086x = 6,819,366 × 6,819,366
  4. Step 4: Simplify right side
    3,157,086x = 46,503,752,641,956
  5. Step 5: Solve for x
    x = 46,503,752,641,956/3,157,086
  6. Step 6: Final answer
    x = 14,729,960.68

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.