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Finding the Third Proportional to 18,591,156 and 40,269,627

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Solution

The third proportional to 18,591,156 and 40,269,627 is: 87,226,574.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,591,156 : 40,269,627 = 40,269,627 : x
  2. Step 2: Convert to fraction form
    18,591,156/40,269,627 = 40,269,627/x
  3. Step 3: Cross multiply
    18,591,156x = 40,269,627 × 40,269,627
  4. Step 4: Simplify right side
    18,591,156x = 1,621,642,858,719,129
  5. Step 5: Solve for x
    x = 1,621,642,858,719,129/18,591,156
  6. Step 6: Final answer
    x = 87,226,574.76

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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.