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Finding the Fourth Proportional to 362.44, 543.66 and 179.68

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Solution

The fourth proportional to 362.44, 543.66 and 179.68 is: 269.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    362.44 : 543.66 = 179.68 : x
  2. Step 2: Convert to fraction form
    362.44/543.66 = 179.68/x
  3. Step 3: Cross multiply
    362.44x = 543.66 × 179.68
  4. Step 4: Simplify right side
    362.44x = 97,684.83
  5. Step 5: Solve for x
    x = 97,684.83/362.44
  6. Step 6: Final answer
    x = 269.52

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.