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Finding the Fourth Proportional to 3,691.35, 5,094.52 and 2,119.41

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Solution

The fourth proportional to 3,691.35, 5,094.52 and 2,119.41 is: 2,925.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,691.35 : 5,094.52 = 2,119.41 : x
  2. Step 2: Convert to fraction form
    3,691.35/5,094.52 = 2,119.41/x
  3. Step 3: Cross multiply
    3,691.35x = 5,094.52 × 2,119.41
  4. Step 4: Simplify right side
    3,691.35x = 10,797,371.33
  5. Step 5: Solve for x
    x = 10,797,371.33/3,691.35
  6. Step 6: Final answer
    x = 2,925.05

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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.