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Finding the Fourth Proportional to 2,065.46, 2,850.69 and 1,181.54

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Solution

The fourth proportional to 2,065.46, 2,850.69 and 1,181.54 is: 1,630.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,065.46 : 2,850.69 = 1,181.54 : x
  2. Step 2: Convert to fraction form
    2,065.46/2,850.69 = 1,181.54/x
  3. Step 3: Cross multiply
    2,065.46x = 2,850.69 × 1,181.54
  4. Step 4: Simplify right side
    2,065.46x = 3,368,204.26
  5. Step 5: Solve for x
    x = 3,368,204.26/2,065.46
  6. Step 6: Final answer
    x = 1,630.73

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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.