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Finding the Fourth Proportional to 591.50, 887.26 and 249.50

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Solution

The fourth proportional to 591.50, 887.26 and 249.50 is: 374.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    591.50 : 887.26 = 249.50 : x
  2. Step 2: Convert to fraction form
    591.50/887.26 = 249.50/x
  3. Step 3: Cross multiply
    591.50x = 887.26 × 249.50
  4. Step 4: Simplify right side
    591.50x = 221,371.37
  5. Step 5: Solve for x
    x = 221,371.37/591.50
  6. Step 6: Final answer
    x = 374.25

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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.