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Finding the Third Proportional to 4,062,917 and 8,440,760

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Solution

The third proportional to 4,062,917 and 8,440,760 is: 17,535,782.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,062,917 : 8,440,760 = 8,440,760 : x
  2. Step 2: Convert to fraction form
    4,062,917/8,440,760 = 8,440,760/x
  3. Step 3: Cross multiply
    4,062,917x = 8,440,760 × 8,440,760
  4. Step 4: Simplify right side
    4,062,917x = 71,246,429,377,600
  5. Step 5: Solve for x
    x = 71,246,429,377,600/4,062,917
  6. Step 6: Final answer
    x = 17,535,782.64

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Why These Related Problems?

These problems maintain the same ratio (2.08) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.