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Finding the Fourth Proportional to 3,627.51, 5,005.83 and 2,055.57

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Solution

The fourth proportional to 3,627.51, 5,005.83 and 2,055.57 is: 2,836.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,627.51 : 5,005.83 = 2,055.57 : x
  2. Step 2: Convert to fraction form
    3,627.51/5,005.83 = 2,055.57/x
  3. Step 3: Cross multiply
    3,627.51x = 5,005.83 × 2,055.57
  4. Step 4: Simplify right side
    3,627.51x = 10,289,833.97
  5. Step 5: Solve for x
    x = 10,289,833.97/3,627.51
  6. Step 6: Final answer
    x = 2,836.61

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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.