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Finding the Fourth Proportional to 2,003.41, 2,763.31 and 1,838.17

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Solution

The fourth proportional to 2,003.41, 2,763.31 and 1,838.17 is: 2,535.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,003.41 : 2,763.31 = 1,838.17 : x
  2. Step 2: Convert to fraction form
    2,003.41/2,763.31 = 1,838.17/x
  3. Step 3: Cross multiply
    2,003.41x = 2,763.31 × 1,838.17
  4. Step 4: Simplify right side
    2,003.41x = 5,079,433.54
  5. Step 5: Solve for x
    x = 5,079,433.54/2,003.41
  6. Step 6: Final answer
    x = 2,535.39

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.