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Finding the Fourth Proportional to 503.73, 755.25 and 174.59

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Solution

The fourth proportional to 503.73, 755.25 and 174.59 is: 261.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    503.73 : 755.25 = 174.59 : x
  2. Step 2: Convert to fraction form
    503.73/755.25 = 174.59/x
  3. Step 3: Cross multiply
    503.73x = 755.25 × 174.59
  4. Step 4: Simplify right side
    503.73x = 131,855.32
  5. Step 5: Solve for x
    x = 131,855.32/503.73
  6. Step 6: Final answer
    x = 261.76

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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.