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Finding the Fourth Proportional to 329.14, 493.27 and 175.18

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Solution

The fourth proportional to 329.14, 493.27 and 175.18 is: 262.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    329.14 : 493.27 = 175.18 : x
  2. Step 2: Convert to fraction form
    329.14/493.27 = 175.18/x
  3. Step 3: Cross multiply
    329.14x = 493.27 × 175.18
  4. Step 4: Simplify right side
    329.14x = 86,411.04
  5. Step 5: Solve for x
    x = 86,411.04/329.14
  6. Step 6: Final answer
    x = 262.54

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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.