Home / 677,511.36-1,016,398.80-204,173.28

Finding the Fourth Proportional to 677,511.36, 1,016,398.80 and 204,173.28

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Solution

The fourth proportional to 677,511.36, 1,016,398.80 and 204,173.28 is: 306,299.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    677,511.36 : 1,016,398.80 = 204,173.28 : x
  2. Step 2: Convert to fraction form
    677,511.36/1,016,398.80 = 204,173.28/x
  3. Step 3: Cross multiply
    677,511.36x = 1,016,398.80 × 204,173.28
  4. Step 4: Simplify right side
    677,511.36x = 207,521,476,784.06
  5. Step 5: Solve for x
    x = 207,521,476,784.06/677,511.36
  6. Step 6: Final answer
    x = 306,299.63

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