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Finding the Fourth Proportional to 395.28, 593.01 and 179.01

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Solution

The fourth proportional to 395.28, 593.01 and 179.01 is: 268.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    395.28 : 593.01 = 179.01 : x
  2. Step 2: Convert to fraction form
    395.28/593.01 = 179.01/x
  3. Step 3: Cross multiply
    395.28x = 593.01 × 179.01
  4. Step 4: Simplify right side
    395.28x = 106,154.72
  5. Step 5: Solve for x
    x = 106,154.72/395.28
  6. Step 6: Final answer
    x = 268.56

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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.