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Finding the Fourth Proportional to 516.33, 774.67 and 151.14

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Solution

The fourth proportional to 516.33, 774.67 and 151.14 is: 226.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    516.33 : 774.67 = 151.14 : x
  2. Step 2: Convert to fraction form
    516.33/774.67 = 151.14/x
  3. Step 3: Cross multiply
    516.33x = 774.67 × 151.14
  4. Step 4: Simplify right side
    516.33x = 117,083.62
  5. Step 5: Solve for x
    x = 117,083.62/516.33
  6. Step 6: Final answer
    x = 226.76

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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.