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Finding the Third Proportional to 18,656,025 and 40,367,825

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Solution

The third proportional to 18,656,025 and 40,367,825 is: 87,347,722.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,656,025 : 40,367,825 = 40,367,825 : x
  2. Step 2: Convert to fraction form
    18,656,025/40,367,825 = 40,367,825/x
  3. Step 3: Cross multiply
    18,656,025x = 40,367,825 × 40,367,825
  4. Step 4: Simplify right side
    18,656,025x = 1,629,561,295,230,625
  5. Step 5: Solve for x
    x = 1,629,561,295,230,625/18,656,025
  6. Step 6: Final answer
    x = 87,347,722.53

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.