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Finding the Fourth Proportional to 2,630.54, 3,629.98 and 1,451.45

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Solution

The fourth proportional to 2,630.54, 3,629.98 and 1,451.45 is: 2,002.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,630.54 : 3,629.98 = 1,451.45 : x
  2. Step 2: Convert to fraction form
    2,630.54/3,629.98 = 1,451.45/x
  3. Step 3: Cross multiply
    2,630.54x = 3,629.98 × 1,451.45
  4. Step 4: Simplify right side
    2,630.54x = 5,268,745.36
  5. Step 5: Solve for x
    x = 5,268,745.36/2,630.54
  6. Step 6: Final answer
    x = 2,002.91

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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.