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Finding the Fourth Proportional to 241.44, 359.87 and 239.55

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Solution

The fourth proportional to 241.44, 359.87 and 239.55 is: 357.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    241.44 : 359.87 = 239.55 : x
  2. Step 2: Convert to fraction form
    241.44/359.87 = 239.55/x
  3. Step 3: Cross multiply
    241.44x = 359.87 × 239.55
  4. Step 4: Simplify right side
    241.44x = 86,206.86
  5. Step 5: Solve for x
    x = 86,206.86/241.44
  6. Step 6: Final answer
    x = 357.05

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.