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Finding the Fourth Proportional to 293.14, 440.04 and 169.88

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Solution

The fourth proportional to 293.14, 440.04 and 169.88 is: 255.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    293.14 : 440.04 = 169.88 : x
  2. Step 2: Convert to fraction form
    293.14/440.04 = 169.88/x
  3. Step 3: Cross multiply
    293.14x = 440.04 × 169.88
  4. Step 4: Simplify right side
    293.14x = 74,753.95
  5. Step 5: Solve for x
    x = 74,753.95/293.14
  6. Step 6: Final answer
    x = 255.01

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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.