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Finding the Third Proportional to 18,586,188 and 40,260,825

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Solution

The third proportional to 18,586,188 and 40,260,825 is: 87,211,752.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,586,188 : 40,260,825 = 40,260,825 : x
  2. Step 2: Convert to fraction form
    18,586,188/40,260,825 = 40,260,825/x
  3. Step 3: Cross multiply
    18,586,188x = 40,260,825 × 40,260,825
  4. Step 4: Simplify right side
    18,586,188x = 1,620,934,029,680,625
  5. Step 5: Solve for x
    x = 1,620,934,029,680,625/18,586,188
  6. Step 6: Final answer
    x = 87,211,752.60

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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.