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Finding the Fourth Proportional to 3,603.44, 5,400.61 and 1,933.43

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Solution

The fourth proportional to 3,603.44, 5,400.61 and 1,933.43 is: 2,897.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,603.44 : 5,400.61 = 1,933.43 : x
  2. Step 2: Convert to fraction form
    3,603.44/5,400.61 = 1,933.43/x
  3. Step 3: Cross multiply
    3,603.44x = 5,400.61 × 1,933.43
  4. Step 4: Simplify right side
    3,603.44x = 10,441,664.72
  5. Step 5: Solve for x
    x = 10,441,664.72/3,603.44
  6. Step 6: Final answer
    x = 2,897.69

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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.