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Finding the Fourth Proportional to 539,475.70, 809,537.55 and 223,899.70

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Solution

The fourth proportional to 539,475.70, 809,537.55 and 223,899.70 is: 335,984.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    539,475.70 : 809,537.55 = 223,899.70 : x
  2. Step 2: Convert to fraction form
    539,475.70/809,537.55 = 223,899.70/x
  3. Step 3: Cross multiply
    539,475.70x = 809,537.55 × 223,899.70
  4. Step 4: Simplify right side
    539,475.70x = 181,255,214,583.74
  5. Step 5: Solve for x
    x = 181,255,214,583.74/539,475.70
  6. Step 6: Final answer
    x = 335,984.02

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