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Finding the Fourth Proportional to 295.77, 442.94 and 252.18

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Solution

The fourth proportional to 295.77, 442.94 and 252.18 is: 377.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    295.77 : 442.94 = 252.18 : x
  2. Step 2: Convert to fraction form
    295.77/442.94 = 252.18/x
  3. Step 3: Cross multiply
    295.77x = 442.94 × 252.18
  4. Step 4: Simplify right side
    295.77x = 111,699.35
  5. Step 5: Solve for x
    x = 111,699.35/295.77
  6. Step 6: Final answer
    x = 377.66

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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.