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Finding the Fourth Proportional to 294.96, 442.22 and 179.52

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Solution

The fourth proportional to 294.96, 442.22 and 179.52 is: 269.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    294.96 : 442.22 = 179.52 : x
  2. Step 2: Convert to fraction form
    294.96/442.22 = 179.52/x
  3. Step 3: Cross multiply
    294.96x = 442.22 × 179.52
  4. Step 4: Simplify right side
    294.96x = 79,387.33
  5. Step 5: Solve for x
    x = 79,387.33/294.96
  6. Step 6: Final answer
    x = 269.15

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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.