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Finding the Fourth Proportional to 3,863.69, 5,795.46 and 942.02

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Solution

The fourth proportional to 3,863.69, 5,795.46 and 942.02 is: 1,413.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,863.69 : 5,795.46 = 942.02 : x
  2. Step 2: Convert to fraction form
    3,863.69/5,795.46 = 942.02/x
  3. Step 3: Cross multiply
    3,863.69x = 5,795.46 × 942.02
  4. Step 4: Simplify right side
    3,863.69x = 5,459,439.23
  5. Step 5: Solve for x
    x = 5,459,439.23/3,863.69
  6. Step 6: Final answer
    x = 1,413.01

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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.