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Finding the Fourth Proportional to 503.34, 755.01 and 174.52

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Solution

The fourth proportional to 503.34, 755.01 and 174.52 is: 261.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    503.34 : 755.01 = 174.52 : x
  2. Step 2: Convert to fraction form
    503.34/755.01 = 174.52/x
  3. Step 3: Cross multiply
    503.34x = 755.01 × 174.52
  4. Step 4: Simplify right side
    503.34x = 131,764.63
  5. Step 5: Solve for x
    x = 131,764.63/503.34
  6. Step 6: Final answer
    x = 261.78

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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.