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Finding the Fourth Proportional to 249.10, 343.82 and 182.75

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Solution

The fourth proportional to 249.10, 343.82 and 182.75 is: 252.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    249.10 : 343.82 = 182.75 : x
  2. Step 2: Convert to fraction form
    249.10/343.82 = 182.75/x
  3. Step 3: Cross multiply
    249.10x = 343.82 × 182.75
  4. Step 4: Simplify right side
    249.10x = 62,831.84
  5. Step 5: Solve for x
    x = 62,831.84/249.10
  6. Step 6: Final answer
    x = 252.24

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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.