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Finding the Fourth Proportional to 559,578.24, 772,218 and 304,929.36

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Solution

The fourth proportional to 559,578.24, 772,218 and 304,929.36 is: 420,802.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    559,578.24 : 772,218 = 304,929.36 : x
  2. Step 2: Convert to fraction form
    559,578.24/772,218 = 304,929.36/x
  3. Step 3: Cross multiply
    559,578.24x = 772,218 × 304,929.36
  4. Step 4: Simplify right side
    559,578.24x = 235,471,940,520.48
  5. Step 5: Solve for x
    x = 235,471,940,520.48/559,578.24
  6. Step 6: Final answer
    x = 420,802.53

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