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Finding the Fourth Proportional to 1,941.99, 2,679.39 and 1,196.52

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Solution

The fourth proportional to 1,941.99, 2,679.39 and 1,196.52 is: 1,650.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,941.99 : 2,679.39 = 1,196.52 : x
  2. Step 2: Convert to fraction form
    1,941.99/2,679.39 = 1,196.52/x
  3. Step 3: Cross multiply
    1,941.99x = 2,679.39 × 1,196.52
  4. Step 4: Simplify right side
    1,941.99x = 3,205,943.72
  5. Step 5: Solve for x
    x = 3,205,943.72/1,941.99
  6. Step 6: Final answer
    x = 1,650.85

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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.