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Finding the Fourth Proportional to 616.41, 924.93 and 251.19

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Solution

The fourth proportional to 616.41, 924.93 and 251.19 is: 376.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    616.41 : 924.93 = 251.19 : x
  2. Step 2: Convert to fraction form
    616.41/924.93 = 251.19/x
  3. Step 3: Cross multiply
    616.41x = 924.93 × 251.19
  4. Step 4: Simplify right side
    616.41x = 232,333.17
  5. Step 5: Solve for x
    x = 232,333.17/616.41
  6. Step 6: Final answer
    x = 376.91

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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.