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Finding the Fourth Proportional to 242.88, 362.62 and 241.17

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Solution

The fourth proportional to 242.88, 362.62 and 241.17 is: 360.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    242.88 : 362.62 = 241.17 : x
  2. Step 2: Convert to fraction form
    242.88/362.62 = 241.17/x
  3. Step 3: Cross multiply
    242.88x = 362.62 × 241.17
  4. Step 4: Simplify right side
    242.88x = 87,453.07
  5. Step 5: Solve for x
    x = 87,453.07/242.88
  6. Step 6: Final answer
    x = 360.07

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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.