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Finding the Fourth Proportional to 591.45, 886.50 and 226.08

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Solution

The fourth proportional to 591.45, 886.50 and 226.08 is: 338.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    591.45 : 886.50 = 226.08 : x
  2. Step 2: Convert to fraction form
    591.45/886.50 = 226.08/x
  3. Step 3: Cross multiply
    591.45x = 886.50 × 226.08
  4. Step 4: Simplify right side
    591.45x = 200,419.92
  5. Step 5: Solve for x
    x = 200,419.92/591.45
  6. Step 6: Final answer
    x = 338.86

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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.