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Finding the Fourth Proportional to 2,186.73, 3,015.83 and 1,847.71

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Solution

The fourth proportional to 2,186.73, 3,015.83 and 1,847.71 is: 2,548.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,186.73 : 3,015.83 = 1,847.71 : x
  2. Step 2: Convert to fraction form
    2,186.73/3,015.83 = 1,847.71/x
  3. Step 3: Cross multiply
    2,186.73x = 3,015.83 × 1,847.71
  4. Step 4: Simplify right side
    2,186.73x = 5,572,370.36
  5. Step 5: Solve for x
    x = 5,572,370.36/2,186.73
  6. Step 6: Final answer
    x = 2,548.27

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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.