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Finding the Fourth Proportional to 539,488.04, 809,249.42 and 283,255.70

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Solution

The fourth proportional to 539,488.04, 809,249.42 and 283,255.70 is: 424,892.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    539,488.04 : 809,249.42 = 283,255.70 : x
  2. Step 2: Convert to fraction form
    539,488.04/809,249.42 = 283,255.70/x
  3. Step 3: Cross multiply
    539,488.04x = 809,249.42 × 283,255.70
  4. Step 4: Simplify right side
    539,488.04x = 229,224,507,598.59
  5. Step 5: Solve for x
    x = 229,224,507,598.59/539,488.04
  6. Step 6: Final answer
    x = 424,892.66

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