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Finding the Third Proportional to 3,326,376 and 7,149,669

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Solution

The third proportional to 3,326,376 and 7,149,669 is: 15,367,404.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,326,376 : 7,149,669 = 7,149,669 : x
  2. Step 2: Convert to fraction form
    3,326,376/7,149,669 = 7,149,669/x
  3. Step 3: Cross multiply
    3,326,376x = 7,149,669 × 7,149,669
  4. Step 4: Simplify right side
    3,326,376x = 51,117,766,809,561
  5. Step 5: Solve for x
    x = 51,117,766,809,561/3,326,376
  6. Step 6: Final answer
    x = 15,367,404.89

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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.