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Finding the Fourth Proportional to 579,529.20, 869,293.80 and 366,952.80

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Solution

The fourth proportional to 579,529.20, 869,293.80 and 366,952.80 is: 550,429.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    579,529.20 : 869,293.80 = 366,952.80 : x
  2. Step 2: Convert to fraction form
    579,529.20/869,293.80 = 366,952.80/x
  3. Step 3: Cross multiply
    579,529.20x = 869,293.80 × 366,952.80
  4. Step 4: Simplify right side
    579,529.20x = 318,989,793,932.64
  5. Step 5: Solve for x
    x = 318,989,793,932.64/579,529.20
  6. Step 6: Final answer
    x = 550,429.20

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