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Finding the Fourth Proportional to 591.48, 886.86 and 226.12

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Solution

The fourth proportional to 591.48, 886.86 and 226.12 is: 339.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    591.48 : 886.86 = 226.12 : x
  2. Step 2: Convert to fraction form
    591.48/886.86 = 226.12/x
  3. Step 3: Cross multiply
    591.48x = 886.86 × 226.12
  4. Step 4: Simplify right side
    591.48x = 200,536.78
  5. Step 5: Solve for x
    x = 200,536.78/591.48
  6. Step 6: Final answer
    x = 339.04

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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.