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Finding the Fourth Proportional to 341,993.77, 512,990.79 and 89,273.56

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Solution

The fourth proportional to 341,993.77, 512,990.79 and 89,273.56 is: 133,910.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    341,993.77 : 512,990.79 = 89,273.56 : x
  2. Step 2: Convert to fraction form
    341,993.77/512,990.79 = 89,273.56/x
  3. Step 3: Cross multiply
    341,993.77x = 512,990.79 × 89,273.56
  4. Step 4: Simplify right side
    341,993.77x = 45,796,514,070.51
  5. Step 5: Solve for x
    x = 45,796,514,070.51/341,993.77
  6. Step 6: Final answer
    x = 133,910.38

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