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Finding the Third Proportional to 3,941,067 and 8,489,877

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Solution

The third proportional to 3,941,067 and 8,489,877 is: 18,288,958.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,941,067 : 8,489,877 = 8,489,877 : x
  2. Step 2: Convert to fraction form
    3,941,067/8,489,877 = 8,489,877/x
  3. Step 3: Cross multiply
    3,941,067x = 8,489,877 × 8,489,877
  4. Step 4: Simplify right side
    3,941,067x = 72,078,011,475,129
  5. Step 5: Solve for x
    x = 72,078,011,475,129/3,941,067
  6. Step 6: Final answer
    x = 18,288,958.67

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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.