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Finding the Third Proportional to 3,898,984 and 8,694,467

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Solution

The third proportional to 3,898,984 and 8,694,467 is: 19,388,065.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,898,984 : 8,694,467 = 8,694,467 : x
  2. Step 2: Convert to fraction form
    3,898,984/8,694,467 = 8,694,467/x
  3. Step 3: Cross multiply
    3,898,984x = 8,694,467 × 8,694,467
  4. Step 4: Simplify right side
    3,898,984x = 75,593,756,414,089
  5. Step 5: Solve for x
    x = 75,593,756,414,089/3,898,984
  6. Step 6: Final answer
    x = 19,388,065.30

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Why These Related Problems?

These problems maintain the same ratio (2.23) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.