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Finding the Fourth Proportional to 559,562.31, 772,195.41 and 304,913.43

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Solution

The fourth proportional to 559,562.31, 772,195.41 and 304,913.43 is: 420,780.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    559,562.31 : 772,195.41 = 304,913.43 : x
  2. Step 2: Convert to fraction form
    559,562.31/772,195.41 = 304,913.43/x
  3. Step 3: Cross multiply
    559,562.31x = 772,195.41 × 304,913.43
  4. Step 4: Simplify right side
    559,562.31x = 235,452,751,093.36
  5. Step 5: Solve for x
    x = 235,452,751,093.36/559,562.31
  6. Step 6: Final answer
    x = 420,780.22

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