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Finding the Third Proportional to 3,339,241.45 and 4,989,127.92

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Solution

The third proportional to 3,339,241.45 and 4,989,127.92 is: 7,454,207.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,339,241.45 : 4,989,127.92 = 4,989,127.92 : x
  2. Step 2: Convert to fraction form
    3,339,241.45/4,989,127.92 = 4,989,127.92/x
  3. Step 3: Cross multiply
    3,339,241.45x = 4,989,127.92 × 4,989,127.92
  4. Step 4: Simplify right side
    3,339,241.45x = 24,891,397,420,834.75
  5. Step 5: Solve for x
    x = 24,891,397,420,834.75/3,339,241.45
  6. Step 6: Final answer
    x = 7,454,207.12

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.