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Finding the Fourth Proportional to 316,662.16, 436,994.46 and 171,469.54

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Solution

The fourth proportional to 316,662.16, 436,994.46 and 171,469.54 is: 236,628.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    316,662.16 : 436,994.46 = 171,469.54 : x
  2. Step 2: Convert to fraction form
    316,662.16/436,994.46 = 171,469.54/x
  3. Step 3: Cross multiply
    316,662.16x = 436,994.46 × 171,469.54
  4. Step 4: Simplify right side
    316,662.16x = 74,931,239,038.75
  5. Step 5: Solve for x
    x = 74,931,239,038.75/316,662.16
  6. Step 6: Final answer
    x = 236,628.33

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