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Finding the Fourth Proportional to 622,361.78, 859,049.69 and 364,299.15

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Solution

The fourth proportional to 622,361.78, 859,049.69 and 364,299.15 is: 502,844.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    622,361.78 : 859,049.69 = 364,299.15 : x
  2. Step 2: Convert to fraction form
    622,361.78/859,049.69 = 364,299.15/x
  3. Step 3: Cross multiply
    622,361.78x = 859,049.69 × 364,299.15
  4. Step 4: Simplify right side
    622,361.78x = 312,951,070,053.27
  5. Step 5: Solve for x
    x = 312,951,070,053.27/622,361.78
  6. Step 6: Final answer
    x = 502,844.30

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