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Finding the Fourth Proportional to 283.32, 424.17 and 174.37

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Solution

The fourth proportional to 283.32, 424.17 and 174.37 is: 261.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    283.32 : 424.17 = 174.37 : x
  2. Step 2: Convert to fraction form
    283.32/424.17 = 174.37/x
  3. Step 3: Cross multiply
    283.32x = 424.17 × 174.37
  4. Step 4: Simplify right side
    283.32x = 73,961.65
  5. Step 5: Solve for x
    x = 73,961.65/283.32
  6. Step 6: Final answer
    x = 261.06

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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.