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Finding the Fourth Proportional to 283.52, 424.98 and 175.38

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Solution

The fourth proportional to 283.52, 424.98 and 175.38 is: 262.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    283.52 : 424.98 = 175.38 : x
  2. Step 2: Convert to fraction form
    283.52/424.98 = 175.38/x
  3. Step 3: Cross multiply
    283.52x = 424.98 × 175.38
  4. Step 4: Simplify right side
    283.52x = 74,532.99
  5. Step 5: Solve for x
    x = 74,532.99/283.52
  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.