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Finding the Fourth Proportional to 383,662.72, 529,454.88 and 213,893.44

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Solution

The fourth proportional to 383,662.72, 529,454.88 and 213,893.44 is: 295,173.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    383,662.72 : 529,454.88 = 213,893.44 : x
  2. Step 2: Convert to fraction form
    383,662.72/529,454.88 = 213,893.44/x
  3. Step 3: Cross multiply
    383,662.72x = 529,454.88 × 213,893.44
  4. Step 4: Simplify right side
    383,662.72x = 113,246,925,607.99
  5. Step 5: Solve for x
    x = 113,246,925,607.99/383,662.72
  6. Step 6: Final answer
    x = 295,173.13

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