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Finding the Fourth Proportional to 295.25, 442.87 and 179.73

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Solution

The fourth proportional to 295.25, 442.87 and 179.73 is: 269.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    295.25 : 442.87 = 179.73 : x
  2. Step 2: Convert to fraction form
    295.25/442.87 = 179.73/x
  3. Step 3: Cross multiply
    295.25x = 442.87 × 179.73
  4. Step 4: Simplify right side
    295.25x = 79,596.58
  5. Step 5: Solve for x
    x = 79,596.58/295.25
  6. Step 6: Final answer
    x = 269.59

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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.