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Finding the Fourth Proportional to 503.24, 754.92 and 174.16

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Solution

The fourth proportional to 503.24, 754.92 and 174.16 is: 261.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    503.24 : 754.92 = 174.16 : x
  2. Step 2: Convert to fraction form
    503.24/754.92 = 174.16/x
  3. Step 3: Cross multiply
    503.24x = 754.92 × 174.16
  4. Step 4: Simplify right side
    503.24x = 131,476.87
  5. Step 5: Solve for x
    x = 131,476.87/503.24
  6. Step 6: Final answer
    x = 261.26

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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.