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Finding the Third Proportional to 3,215,619 and 6,897,474

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Solution

The third proportional to 3,215,619 and 6,897,474 is: 14,795,020.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,215,619 : 6,897,474 = 6,897,474 : x
  2. Step 2: Convert to fraction form
    3,215,619/6,897,474 = 6,897,474/x
  3. Step 3: Cross multiply
    3,215,619x = 6,897,474 × 6,897,474
  4. Step 4: Simplify right side
    3,215,619x = 47,575,147,580,676
  5. Step 5: Solve for x
    x = 47,575,147,580,676/3,215,619
  6. Step 6: Final answer
    x = 14,795,020.05

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Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.