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Finding the Fourth Proportional to 537.24, 804.44 and 331.50

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Solution

The fourth proportional to 537.24, 804.44 and 331.50 is: 496.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    537.24 : 804.44 = 331.50 : x
  2. Step 2: Convert to fraction form
    537.24/804.44 = 331.50/x
  3. Step 3: Cross multiply
    537.24x = 804.44 × 331.50
  4. Step 4: Simplify right side
    537.24x = 266,671.86
  5. Step 5: Solve for x
    x = 266,671.86/537.24
  6. Step 6: Final answer
    x = 496.37

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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.