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Finding the Third Proportional to 8,979,833 and 15,965,122

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Solution

The third proportional to 8,979,833 and 15,965,122 is: 28,384,171.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,979,833 : 15,965,122 = 15,965,122 : x
  2. Step 2: Convert to fraction form
    8,979,833/15,965,122 = 15,965,122/x
  3. Step 3: Cross multiply
    8,979,833x = 15,965,122 × 15,965,122
  4. Step 4: Simplify right side
    8,979,833x = 254,885,120,474,884
  5. Step 5: Solve for x
    x = 254,885,120,474,884/8,979,833
  6. Step 6: Final answer
    x = 28,384,171.56

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Why These Related Problems?

These problems maintain the same ratio (1.78) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.