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Finding the Fourth Proportional to 240.24, 359.56 and 194.44

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Solution

The fourth proportional to 240.24, 359.56 and 194.44 is: 291.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    240.24 : 359.56 = 194.44 : x
  2. Step 2: Convert to fraction form
    240.24/359.56 = 194.44/x
  3. Step 3: Cross multiply
    240.24x = 359.56 × 194.44
  4. Step 4: Simplify right side
    240.24x = 69,912.85
  5. Step 5: Solve for x
    x = 69,912.85/240.24
  6. Step 6: Final answer
    x = 291.01

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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.