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Finding the Fourth Proportional to 6,873.62, 10,300.83 and 3,407.38

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Solution

The fourth proportional to 6,873.62, 10,300.83 and 3,407.38 is: 5,106.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,873.62 : 10,300.83 = 3,407.38 : x
  2. Step 2: Convert to fraction form
    6,873.62/10,300.83 = 3,407.38/x
  3. Step 3: Cross multiply
    6,873.62x = 10,300.83 × 3,407.38
  4. Step 4: Simplify right side
    6,873.62x = 35,098,842.13
  5. Step 5: Solve for x
    x = 35,098,842.13/6,873.62
  6. Step 6: Final answer
    x = 5,106.31

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