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Finding the Fourth Proportional to 3,504.51, 4,836.78 and 2,107.26

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Solution

The fourth proportional to 3,504.51, 4,836.78 and 2,107.26 is: 2,908.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,504.51 : 4,836.78 = 2,107.26 : x
  2. Step 2: Convert to fraction form
    3,504.51/4,836.78 = 2,107.26/x
  3. Step 3: Cross multiply
    3,504.51x = 4,836.78 × 2,107.26
  4. Step 4: Simplify right side
    3,504.51x = 10,192,353.02
  5. Step 5: Solve for x
    x = 10,192,353.02/3,504.51
  6. Step 6: Final answer
    x = 2,908.35

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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.