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Finding the Fourth Proportional to 284.52, 425.73 and 169.01

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Solution

The fourth proportional to 284.52, 425.73 and 169.01 is: 252.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    284.52 : 425.73 = 169.01 : x
  2. Step 2: Convert to fraction form
    284.52/425.73 = 169.01/x
  3. Step 3: Cross multiply
    284.52x = 425.73 × 169.01
  4. Step 4: Simplify right side
    284.52x = 71,952.63
  5. Step 5: Solve for x
    x = 71,952.63/284.52
  6. Step 6: Final answer
    x = 252.89

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.