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Finding the Fourth Proportional to 295.08, 442.62 and 251.66

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Solution

The fourth proportional to 295.08, 442.62 and 251.66 is: 377.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    295.08 : 442.62 = 251.66 : x
  2. Step 2: Convert to fraction form
    295.08/442.62 = 251.66/x
  3. Step 3: Cross multiply
    295.08x = 442.62 × 251.66
  4. Step 4: Simplify right side
    295.08x = 111,387.54
  5. Step 5: Solve for x
    x = 111,387.54/295.08
  6. Step 6: Final answer
    x = 377.48

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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.