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Finding the Fourth Proportional to 283.37, 424.54 and 167.49

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Solution

The fourth proportional to 283.37, 424.54 and 167.49 is: 250.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    283.37 : 424.54 = 167.49 : x
  2. Step 2: Convert to fraction form
    283.37/424.54 = 167.49/x
  3. Step 3: Cross multiply
    283.37x = 424.54 × 167.49
  4. Step 4: Simplify right side
    283.37x = 71,107.61
  5. Step 5: Solve for x
    x = 71,107.61/283.37
  6. Step 6: Final answer
    x = 250.93

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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.