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Finding the Third Proportional to 74,250,568 and 159,469,184

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Solution

The third proportional to 74,250,568 and 159,469,184 is: 342,494,627.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,250,568 : 159,469,184 = 159,469,184 : x
  2. Step 2: Convert to fraction form
    74,250,568/159,469,184 = 159,469,184/x
  3. Step 3: Cross multiply
    74,250,568x = 159,469,184 × 159,469,184
  4. Step 4: Simplify right side
    74,250,568x = 25,430,420,645,625,856
  5. Step 5: Solve for x
    x = 25,430,420,645,625,856/74,250,568
  6. Step 6: Final answer
    x = 342,494,627.73

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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.