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Finding the Fourth Proportional to 616.17, 923.91 and 250.56

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Solution

The fourth proportional to 616.17, 923.91 and 250.56 is: 375.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    616.17 : 923.91 = 250.56 : x
  2. Step 2: Convert to fraction form
    616.17/923.91 = 250.56/x
  3. Step 3: Cross multiply
    616.17x = 923.91 × 250.56
  4. Step 4: Simplify right side
    616.17x = 231,493.95
  5. Step 5: Solve for x
    x = 231,493.95/616.17
  6. Step 6: Final answer
    x = 375.70

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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.