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Finding the Fourth Proportional to 636.73, 952.36 and 546.55

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Solution

The fourth proportional to 636.73, 952.36 and 546.55 is: 817.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    636.73 : 952.36 = 546.55 : x
  2. Step 2: Convert to fraction form
    636.73/952.36 = 546.55/x
  3. Step 3: Cross multiply
    636.73x = 952.36 × 546.55
  4. Step 4: Simplify right side
    636.73x = 520,508.61
  5. Step 5: Solve for x
    x = 520,508.61/636.73
  6. Step 6: Final answer
    x = 817.47

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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.