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Finding the Fourth Proportional to 2,760.42, 3,808.83 and 1,764.93

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Solution

The fourth proportional to 2,760.42, 3,808.83 and 1,764.93 is: 2,435.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,760.42 : 3,808.83 = 1,764.93 : x
  2. Step 2: Convert to fraction form
    2,760.42/3,808.83 = 1,764.93/x
  3. Step 3: Cross multiply
    2,760.42x = 3,808.83 × 1,764.93
  4. Step 4: Simplify right side
    2,760.42x = 6,722,318.33
  5. Step 5: Solve for x
    x = 6,722,318.33/2,760.42
  6. Step 6: Final answer
    x = 2,435.25

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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.