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Finding the Fourth Proportional to 3,719.00, 5,132.27 and 2,040.17

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Solution

The fourth proportional to 3,719.00, 5,132.27 and 2,040.17 is: 2,815.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,719.00 : 5,132.27 = 2,040.17 : x
  2. Step 2: Convert to fraction form
    3,719.00/5,132.27 = 2,040.17/x
  3. Step 3: Cross multiply
    3,719.00x = 5,132.27 × 2,040.17
  4. Step 4: Simplify right side
    3,719.00x = 10,470,682.72
  5. Step 5: Solve for x
    x = 10,470,682.72/3,719.00
  6. Step 6: Final answer
    x = 2,815.45

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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.