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Finding the Third Proportional to 9,634,631 and 20,866,579

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Solution

The third proportional to 9,634,631 and 20,866,579 is: 45,192,609.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,634,631 : 20,866,579 = 20,866,579 : x
  2. Step 2: Convert to fraction form
    9,634,631/20,866,579 = 20,866,579/x
  3. Step 3: Cross multiply
    9,634,631x = 20,866,579 × 20,866,579
  4. Step 4: Simplify right side
    9,634,631x = 435,414,119,163,241
  5. Step 5: Solve for x
    x = 435,414,119,163,241/9,634,631
  6. Step 6: Final answer
    x = 45,192,609.78

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.