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Finding the Fourth Proportional to 3,774.09, 5,659.85 and 1,308.34

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Solution

The fourth proportional to 3,774.09, 5,659.85 and 1,308.34 is: 1,962.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,774.09 : 5,659.85 = 1,308.34 : x
  2. Step 2: Convert to fraction form
    3,774.09/5,659.85 = 1,308.34/x
  3. Step 3: Cross multiply
    3,774.09x = 5,659.85 × 1,308.34
  4. Step 4: Simplify right side
    3,774.09x = 7,404,979.85
  5. Step 5: Solve for x
    x = 7,404,979.85/3,774.09
  6. Step 6: Final answer
    x = 1,962.06

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