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Finding the Fourth Proportional to 591.52, 887.79 and 226.56

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Solution

The fourth proportional to 591.52, 887.79 and 226.56 is: 340.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    591.52 : 887.79 = 226.56 : x
  2. Step 2: Convert to fraction form
    591.52/887.79 = 226.56/x
  3. Step 3: Cross multiply
    591.52x = 887.79 × 226.56
  4. Step 4: Simplify right side
    591.52x = 201,136.22
  5. Step 5: Solve for x
    x = 201,136.22/591.52
  6. Step 6: Final answer
    x = 340.04

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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.