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Finding the Fourth Proportional to 333.55, 500.16 and 179.53

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Solution

The fourth proportional to 333.55, 500.16 and 179.53 is: 269.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    333.55 : 500.16 = 179.53 : x
  2. Step 2: Convert to fraction form
    333.55/500.16 = 179.53/x
  3. Step 3: Cross multiply
    333.55x = 500.16 × 179.53
  4. Step 4: Simplify right side
    333.55x = 89,793.72
  5. Step 5: Solve for x
    x = 89,793.72/333.55
  6. Step 6: Final answer
    x = 269.21

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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.