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Finding the Fourth Proportional to 2,795.91, 4,192.52 and 847.59

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Solution

The fourth proportional to 2,795.91, 4,192.52 and 847.59 is: 1,270.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,795.91 : 4,192.52 = 847.59 : x
  2. Step 2: Convert to fraction form
    2,795.91/4,192.52 = 847.59/x
  3. Step 3: Cross multiply
    2,795.91x = 4,192.52 × 847.59
  4. Step 4: Simplify right side
    2,795.91x = 3,553,533.79
  5. Step 5: Solve for x
    x = 3,553,533.79/2,795.91
  6. Step 6: Final answer
    x = 1,270.98

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