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Finding the Third Proportional to 3,418.88 and 5,448.94

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Solution

The third proportional to 3,418.88 and 5,448.94 is: 8,684.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,418.88 : 5,448.94 = 5,448.94 : x
  2. Step 2: Convert to fraction form
    3,418.88/5,448.94 = 5,448.94/x
  3. Step 3: Cross multiply
    3,418.88x = 5,448.94 × 5,448.94
  4. Step 4: Simplify right side
    3,418.88x = 29,690,919.88
  5. Step 5: Solve for x
    x = 29,690,919.88/3,418.88
  6. Step 6: Final answer
    x = 8,684.41

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Why These Related Problems?

These problems maintain the same ratio (1.59) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.