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Finding the Fourth Proportional to 395.73, 593.82 and 164.58

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Solution

The fourth proportional to 395.73, 593.82 and 164.58 is: 246.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    395.73 : 593.82 = 164.58 : x
  2. Step 2: Convert to fraction form
    395.73/593.82 = 164.58/x
  3. Step 3: Cross multiply
    395.73x = 593.82 × 164.58
  4. Step 4: Simplify right side
    395.73x = 97,730.90
  5. Step 5: Solve for x
    x = 97,730.90/395.73
  6. Step 6: Final answer
    x = 246.96

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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.