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Finding the Fourth Proportional to 6,906.84, 10,358.64 and 1,975.56

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Solution

The fourth proportional to 6,906.84, 10,358.64 and 1,975.56 is: 2,962.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,906.84 : 10,358.64 = 1,975.56 : x
  2. Step 2: Convert to fraction form
    6,906.84/10,358.64 = 1,975.56/x
  3. Step 3: Cross multiply
    6,906.84x = 10,358.64 × 1,975.56
  4. Step 4: Simplify right side
    6,906.84x = 20,464,114.84
  5. Step 5: Solve for x
    x = 20,464,114.84/6,906.84
  6. Step 6: Final answer
    x = 2,962.88

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