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Finding the Fourth Proportional to 295.14, 440.77 and 251.34

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Solution

The fourth proportional to 295.14, 440.77 and 251.34 is: 375.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    295.14 : 440.77 = 251.34 : x
  2. Step 2: Convert to fraction form
    295.14/440.77 = 251.34/x
  3. Step 3: Cross multiply
    295.14x = 440.77 × 251.34
  4. Step 4: Simplify right side
    295.14x = 110,780.93
  5. Step 5: Solve for x
    x = 110,780.93/295.14
  6. Step 6: Final answer
    x = 375.36

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.