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Finding the Fourth Proportional to 4,469.54, 6,168 and 2,480.28

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Solution

The fourth proportional to 4,469.54, 6,168 and 2,480.28 is: 3,422.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,469.54 : 6,168 = 2,480.28 : x
  2. Step 2: Convert to fraction form
    4,469.54/6,168 = 2,480.28/x
  3. Step 3: Cross multiply
    4,469.54x = 6,168 × 2,480.28
  4. Step 4: Simplify right side
    4,469.54x = 15,298,367.04
  5. Step 5: Solve for x
    x = 15,298,367.04/4,469.54
  6. Step 6: Final answer
    x = 3,422.81

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.