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Finding the Fourth Proportional to 240.14, 359.22 and 201.68

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Solution

The fourth proportional to 240.14, 359.22 and 201.68 is: 301.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    240.14 : 359.22 = 201.68 : x
  2. Step 2: Convert to fraction form
    240.14/359.22 = 201.68/x
  3. Step 3: Cross multiply
    240.14x = 359.22 × 201.68
  4. Step 4: Simplify right side
    240.14x = 72,447.49
  5. Step 5: Solve for x
    x = 72,447.49/240.14
  6. Step 6: Final answer
    x = 301.69

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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.