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Finding the Third Proportional to 3,086,720 and 6,647,532

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Solution

The third proportional to 3,086,720 and 6,647,532 is: 14,316,064.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,086,720 : 6,647,532 = 6,647,532 : x
  2. Step 2: Convert to fraction form
    3,086,720/6,647,532 = 6,647,532/x
  3. Step 3: Cross multiply
    3,086,720x = 6,647,532 × 6,647,532
  4. Step 4: Simplify right side
    3,086,720x = 44,189,681,691,024
  5. Step 5: Solve for x
    x = 44,189,681,691,024/3,086,720
  6. Step 6: Final answer
    x = 14,316,064.20

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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.