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Finding the Third Proportional to 36,278,000 and 78,933,177

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Solution

The third proportional to 36,278,000 and 78,933,177 is: 171,741,728.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,278,000 : 78,933,177 = 78,933,177 : x
  2. Step 2: Convert to fraction form
    36,278,000/78,933,177 = 78,933,177/x
  3. Step 3: Cross multiply
    36,278,000x = 78,933,177 × 78,933,177
  4. Step 4: Simplify right side
    36,278,000x = 6,230,446,431,313,329
  5. Step 5: Solve for x
    x = 6,230,446,431,313,329/36,278,000
  6. Step 6: Final answer
    x = 171,741,728.63

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.