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Finding the Fourth Proportional to 333.72, 500.19 and 177.12

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Solution

The fourth proportional to 333.72, 500.19 and 177.12 is: 265.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    333.72 : 500.19 = 177.12 : x
  2. Step 2: Convert to fraction form
    333.72/500.19 = 177.12/x
  3. Step 3: Cross multiply
    333.72x = 500.19 × 177.12
  4. Step 4: Simplify right side
    333.72x = 88,593.65
  5. Step 5: Solve for x
    x = 88,593.65/333.72
  6. Step 6: Final answer
    x = 265.47

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