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Finding the Fourth Proportional to 331.54, 496.22 and 183.07

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Solution

The fourth proportional to 331.54, 496.22 and 183.07 is: 274.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    331.54 : 496.22 = 183.07 : x
  2. Step 2: Convert to fraction form
    331.54/496.22 = 183.07/x
  3. Step 3: Cross multiply
    331.54x = 496.22 × 183.07
  4. Step 4: Simplify right side
    331.54x = 90,839.60
  5. Step 5: Solve for x
    x = 90,839.60/331.54
  6. Step 6: Final answer
    x = 274.00

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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.