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Finding the Fourth Proportional to 241.88, 361.13 and 240.17

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Solution

The fourth proportional to 241.88, 361.13 and 240.17 is: 358.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    241.88 : 361.13 = 240.17 : x
  2. Step 2: Convert to fraction form
    241.88/361.13 = 240.17/x
  3. Step 3: Cross multiply
    241.88x = 361.13 × 240.17
  4. Step 4: Simplify right side
    241.88x = 86,729.59
  5. Step 5: Solve for x
    x = 86,729.59/241.88
  6. Step 6: Final answer
    x = 358.57

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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.