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Finding the Fourth Proportional to 604,186.21, 906,085.57 and 199,287.54

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Solution

The fourth proportional to 604,186.21, 906,085.57 and 199,287.54 is: 298,867.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    604,186.21 : 906,085.57 = 199,287.54 : x
  2. Step 2: Convert to fraction form
    604,186.21/906,085.57 = 199,287.54/x
  3. Step 3: Cross multiply
    604,186.21x = 906,085.57 × 199,287.54
  4. Step 4: Simplify right side
    604,186.21x = 180,571,563,589.75
  5. Step 5: Solve for x
    x = 180,571,563,589.75/604,186.21
  6. Step 6: Final answer
    x = 298,867.40

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