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Finding the Fourth Proportional to 373.59, 559.74 and 249.96

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Solution

The fourth proportional to 373.59, 559.74 and 249.96 is: 374.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    373.59 : 559.74 = 249.96 : x
  2. Step 2: Convert to fraction form
    373.59/559.74 = 249.96/x
  3. Step 3: Cross multiply
    373.59x = 559.74 × 249.96
  4. Step 4: Simplify right side
    373.59x = 139,912.61
  5. Step 5: Solve for x
    x = 139,912.61/373.59
  6. Step 6: Final answer
    x = 374.51

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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.