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Finding the Fourth Proportional to 504,043.20, 756,064.80 and 336,081.60

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Solution

The fourth proportional to 504,043.20, 756,064.80 and 336,081.60 is: 504,122.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    504,043.20 : 756,064.80 = 336,081.60 : x
  2. Step 2: Convert to fraction form
    504,043.20/756,064.80 = 336,081.60/x
  3. Step 3: Cross multiply
    504,043.20x = 756,064.80 × 336,081.60
  4. Step 4: Simplify right side
    504,043.20x = 254,099,467,687.68
  5. Step 5: Solve for x
    x = 254,099,467,687.68/504,043.20
  6. Step 6: Final answer
    x = 504,122.40

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