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Finding the Fourth Proportional to 1,229.96, 1,696.83 and 732.41

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Solution

The fourth proportional to 1,229.96, 1,696.83 and 732.41 is: 1,010.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,229.96 : 1,696.83 = 732.41 : x
  2. Step 2: Convert to fraction form
    1,229.96/1,696.83 = 732.41/x
  3. Step 3: Cross multiply
    1,229.96x = 1,696.83 × 732.41
  4. Step 4: Simplify right side
    1,229.96x = 1,242,766.78
  5. Step 5: Solve for x
    x = 1,242,766.78/1,229.96
  6. Step 6: Final answer
    x = 1,010.42

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.