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Finding the Fourth Proportional to 293.74, 440.67 and 242.44

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Solution

The fourth proportional to 293.74, 440.67 and 242.44 is: 363.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    293.74 : 440.67 = 242.44 : x
  2. Step 2: Convert to fraction form
    293.74/440.67 = 242.44/x
  3. Step 3: Cross multiply
    293.74x = 440.67 × 242.44
  4. Step 4: Simplify right side
    293.74x = 106,836.03
  5. Step 5: Solve for x
    x = 106,836.03/293.74
  6. Step 6: Final answer
    x = 363.71

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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.