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Finding the Fourth Proportional to 591.53, 887.31 and 226.35

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Solution

The fourth proportional to 591.53, 887.31 and 226.35 is: 339.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    591.53 : 887.31 = 226.35 : x
  2. Step 2: Convert to fraction form
    591.53/887.31 = 226.35/x
  3. Step 3: Cross multiply
    591.53x = 887.31 × 226.35
  4. Step 4: Simplify right side
    591.53x = 200,842.62
  5. Step 5: Solve for x
    x = 200,842.62/591.53
  6. Step 6: Final answer
    x = 339.53

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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.