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Finding the Fourth Proportional to 1,942.84, 2,680.59 and 1,233.42

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Solution

The fourth proportional to 1,942.84, 2,680.59 and 1,233.42 is: 1,701.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,942.84 : 2,680.59 = 1,233.42 : x
  2. Step 2: Convert to fraction form
    1,942.84/2,680.59 = 1,233.42/x
  3. Step 3: Cross multiply
    1,942.84x = 2,680.59 × 1,233.42
  4. Step 4: Simplify right side
    1,942.84x = 3,306,293.32
  5. Step 5: Solve for x
    x = 3,306,293.32/1,942.84
  6. Step 6: Final answer
    x = 1,701.78

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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.