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Finding the Third Proportional to 2,231,691.75 and 3,338,880.75

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Solution

The third proportional to 2,231,691.75 and 3,338,880.75 is: 4,995,369.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,231,691.75 : 3,338,880.75 = 3,338,880.75 : x
  2. Step 2: Convert to fraction form
    2,231,691.75/3,338,880.75 = 3,338,880.75/x
  3. Step 3: Cross multiply
    2,231,691.75x = 3,338,880.75 × 3,338,880.75
  4. Step 4: Simplify right side
    2,231,691.75x = 11,148,124,662,720.56
  5. Step 5: Solve for x
    x = 11,148,124,662,720.56/2,231,691.75
  6. Step 6: Final answer
    x = 4,995,369.39

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.