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Finding the Fourth Proportional to 435.23, 600.59 and 238.73

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Solution

The fourth proportional to 435.23, 600.59 and 238.73 is: 329.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    435.23 : 600.59 = 238.73 : x
  2. Step 2: Convert to fraction form
    435.23/600.59 = 238.73/x
  3. Step 3: Cross multiply
    435.23x = 600.59 × 238.73
  4. Step 4: Simplify right side
    435.23x = 143,374.65
  5. Step 5: Solve for x
    x = 143,374.65/435.23
  6. Step 6: Final answer
    x = 329.43

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.