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Finding the Third Proportional to 7,936,446 and 11,873,778

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Solution

The third proportional to 7,936,446 and 11,873,778 is: 17,764,450.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,936,446 : 11,873,778 = 11,873,778 : x
  2. Step 2: Convert to fraction form
    7,936,446/11,873,778 = 11,873,778/x
  3. Step 3: Cross multiply
    7,936,446x = 11,873,778 × 11,873,778
  4. Step 4: Simplify right side
    7,936,446x = 140,986,603,993,284
  5. Step 5: Solve for x
    x = 140,986,603,993,284/7,936,446
  6. Step 6: Final answer
    x = 17,764,450.74

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.