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Finding the Fourth Proportional to 309,046.58, 462,739.32 and 196,115.36

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Solution

The fourth proportional to 309,046.58, 462,739.32 and 196,115.36 is: 293,646.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    309,046.58 : 462,739.32 = 196,115.36 : x
  2. Step 2: Convert to fraction form
    309,046.58/462,739.32 = 196,115.36/x
  3. Step 3: Cross multiply
    309,046.58x = 462,739.32 × 196,115.36
  4. Step 4: Simplify right side
    309,046.58x = 90,750,289,484.80
  5. Step 5: Solve for x
    x = 90,750,289,484.80/309,046.58
  6. Step 6: Final answer
    x = 293,646.00

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