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Finding the Fourth Proportional to 331.08, 496.88 and 175.01

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Solution

The fourth proportional to 331.08, 496.88 and 175.01 is: 262.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    331.08 : 496.88 = 175.01 : x
  2. Step 2: Convert to fraction form
    331.08/496.88 = 175.01/x
  3. Step 3: Cross multiply
    331.08x = 496.88 × 175.01
  4. Step 4: Simplify right side
    331.08x = 86,958.09
  5. Step 5: Solve for x
    x = 86,958.09/331.08
  6. Step 6: Final answer
    x = 262.65

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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.