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Finding the Fourth Proportional to 205.44, 283.52 and 179.52

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Solution

The fourth proportional to 205.44, 283.52 and 179.52 is: 247.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    205.44 : 283.52 = 179.52 : x
  2. Step 2: Convert to fraction form
    205.44/283.52 = 179.52/x
  3. Step 3: Cross multiply
    205.44x = 283.52 × 179.52
  4. Step 4: Simplify right side
    205.44x = 50,897.51
  5. Step 5: Solve for x
    x = 50,897.51/205.44
  6. Step 6: Final answer
    x = 247.75

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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.