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Finding the Fourth Proportional to 3,842.96, 5,764.52 and 1,377.94

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Solution

The fourth proportional to 3,842.96, 5,764.52 and 1,377.94 is: 2,066.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,842.96 : 5,764.52 = 1,377.94 : x
  2. Step 2: Convert to fraction form
    3,842.96/5,764.52 = 1,377.94/x
  3. Step 3: Cross multiply
    3,842.96x = 5,764.52 × 1,377.94
  4. Step 4: Simplify right side
    3,842.96x = 7,943,162.69
  5. Step 5: Solve for x
    x = 7,943,162.69/3,842.96
  6. Step 6: Final answer
    x = 2,066.94

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