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Finding the Fourth Proportional to 294.97, 441.65 and 229.39

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Solution

The fourth proportional to 294.97, 441.65 and 229.39 is: 343.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    294.97 : 441.65 = 229.39 : x
  2. Step 2: Convert to fraction form
    294.97/441.65 = 229.39/x
  3. Step 3: Cross multiply
    294.97x = 441.65 × 229.39
  4. Step 4: Simplify right side
    294.97x = 101,310.09
  5. Step 5: Solve for x
    x = 101,310.09/294.97
  6. Step 6: Final answer
    x = 343.46

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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.