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Finding the Fourth Proportional to 596.80, 894.84 and 231.28

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Solution

The fourth proportional to 596.80, 894.84 and 231.28 is: 346.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    596.80 : 894.84 = 231.28 : x
  2. Step 2: Convert to fraction form
    596.80/894.84 = 231.28/x
  3. Step 3: Cross multiply
    596.80x = 894.84 × 231.28
  4. Step 4: Simplify right side
    596.80x = 206,958.60
  5. Step 5: Solve for x
    x = 206,958.60/596.80
  6. Step 6: Final answer
    x = 346.78

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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.