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Finding the Fourth Proportional to 362.53, 542.92 and 179.67

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Solution

The fourth proportional to 362.53, 542.92 and 179.67 is: 269.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    362.53 : 542.92 = 179.67 : x
  2. Step 2: Convert to fraction form
    362.53/542.92 = 179.67/x
  3. Step 3: Cross multiply
    362.53x = 542.92 × 179.67
  4. Step 4: Simplify right side
    362.53x = 97,546.44
  5. Step 5: Solve for x
    x = 97,546.44/362.53
  6. Step 6: Final answer
    x = 269.07

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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.