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Finding the Fourth Proportional to 3,669.60, 5,504.94 and 1,203.96

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Solution

The fourth proportional to 3,669.60, 5,504.94 and 1,203.96 is: 1,806.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,669.60 : 5,504.94 = 1,203.96 : x
  2. Step 2: Convert to fraction form
    3,669.60/5,504.94 = 1,203.96/x
  3. Step 3: Cross multiply
    3,669.60x = 5,504.94 × 1,203.96
  4. Step 4: Simplify right side
    3,669.60x = 6,627,727.56
  5. Step 5: Solve for x
    x = 6,627,727.56/3,669.60
  6. Step 6: Final answer
    x = 1,806.12

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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.