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Finding the Third Proportional to 18,591,633 and 40,270,581

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Solution

The third proportional to 18,591,633 and 40,270,581 is: 87,228,469.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,591,633 : 40,270,581 = 40,270,581 : x
  2. Step 2: Convert to fraction form
    18,591,633/40,270,581 = 40,270,581/x
  3. Step 3: Cross multiply
    18,591,633x = 40,270,581 × 40,270,581
  4. Step 4: Simplify right side
    18,591,633x = 1,621,719,694,077,561
  5. Step 5: Solve for x
    x = 1,621,719,694,077,561/18,591,633
  6. Step 6: Final answer
    x = 87,228,469.61

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.