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Finding the Fourth Proportional to 329.94, 494.24 and 175.50

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Solution

The fourth proportional to 329.94, 494.24 and 175.50 is: 262.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    329.94 : 494.24 = 175.50 : x
  2. Step 2: Convert to fraction form
    329.94/494.24 = 175.50/x
  3. Step 3: Cross multiply
    329.94x = 494.24 × 175.50
  4. Step 4: Simplify right side
    329.94x = 86,738.24
  5. Step 5: Solve for x
    x = 86,738.24/329.94
  6. Step 6: Final answer
    x = 262.89

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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.