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Finding the Fourth Proportional to 591.96, 888.37 and 397.34

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Solution

The fourth proportional to 591.96, 888.37 and 397.34 is: 596.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    591.96 : 888.37 = 397.34 : x
  2. Step 2: Convert to fraction form
    591.96/888.37 = 397.34/x
  3. Step 3: Cross multiply
    591.96x = 888.37 × 397.34
  4. Step 4: Simplify right side
    591.96x = 352,979.50
  5. Step 5: Solve for x
    x = 352,979.50/591.96
  6. Step 6: Final answer
    x = 596.29

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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.