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Finding the Fourth Proportional to 244.74, 335.54 and 240.36

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Solution

The fourth proportional to 244.74, 335.54 and 240.36 is: 329.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    244.74 : 335.54 = 240.36 : x
  2. Step 2: Convert to fraction form
    244.74/335.54 = 240.36/x
  3. Step 3: Cross multiply
    244.74x = 335.54 × 240.36
  4. Step 4: Simplify right side
    244.74x = 80,650.39
  5. Step 5: Solve for x
    x = 80,650.39/244.74
  6. Step 6: Final answer
    x = 329.53

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.