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Finding the Fourth Proportional to 203,788.40, 305,682.60 and 56,044.40

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Solution

The fourth proportional to 203,788.40, 305,682.60 and 56,044.40 is: 84,066.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    203,788.40 : 305,682.60 = 56,044.40 : x
  2. Step 2: Convert to fraction form
    203,788.40/305,682.60 = 56,044.40/x
  3. Step 3: Cross multiply
    203,788.40x = 305,682.60 × 56,044.40
  4. Step 4: Simplify right side
    203,788.40x = 17,131,797,907.44
  5. Step 5: Solve for x
    x = 17,131,797,907.44/203,788.40
  6. Step 6: Final answer
    x = 84,066.60

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