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Finding the Fourth Proportional to 547,773.80, 821,660.70 and 336,727.40

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Solution

The fourth proportional to 547,773.80, 821,660.70 and 336,727.40 is: 505,091.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    547,773.80 : 821,660.70 = 336,727.40 : x
  2. Step 2: Convert to fraction form
    547,773.80/821,660.70 = 336,727.40/x
  3. Step 3: Cross multiply
    547,773.80x = 821,660.70 × 336,727.40
  4. Step 4: Simplify right side
    547,773.80x = 276,675,671,193.18
  5. Step 5: Solve for x
    x = 276,675,671,193.18/547,773.80
  6. Step 6: Final answer
    x = 505,091.10

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