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Finding the Fourth Proportional to 294,647.60, 441,971.40 and 194,920.40

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Solution

The fourth proportional to 294,647.60, 441,971.40 and 194,920.40 is: 292,380.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    294,647.60 : 441,971.40 = 194,920.40 : x
  2. Step 2: Convert to fraction form
    294,647.60/441,971.40 = 194,920.40/x
  3. Step 3: Cross multiply
    294,647.60x = 441,971.40 × 194,920.40
  4. Step 4: Simplify right side
    294,647.60x = 86,149,242,076.56
  5. Step 5: Solve for x
    x = 86,149,242,076.56/294,647.60
  6. Step 6: Final answer
    x = 292,380.60

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