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Finding the Third Proportional to 36,558,940 and 80,291,238

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Solution

The third proportional to 36,558,940 and 80,291,238 is: 176,336,701.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,558,940 : 80,291,238 = 80,291,238 : x
  2. Step 2: Convert to fraction form
    36,558,940/80,291,238 = 80,291,238/x
  3. Step 3: Cross multiply
    36,558,940x = 80,291,238 × 80,291,238
  4. Step 4: Simplify right side
    36,558,940x = 6,446,682,899,572,644
  5. Step 5: Solve for x
    x = 6,446,682,899,572,644/36,558,940
  6. Step 6: Final answer
    x = 176,336,701.76

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Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.