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Finding the Fourth Proportional to 622,813.78, 859,483.03 and 336,333.87

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Solution

The fourth proportional to 622,813.78, 859,483.03 and 336,333.87 is: 464,140.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    622,813.78 : 859,483.03 = 336,333.87 : x
  2. Step 2: Convert to fraction form
    622,813.78/859,483.03 = 336,333.87/x
  3. Step 3: Cross multiply
    622,813.78x = 859,483.03 × 336,333.87
  4. Step 4: Simplify right side
    622,813.78x = 289,073,252,523.08
  5. Step 5: Solve for x
    x = 289,073,252,523.08/622,813.78
  6. Step 6: Final answer
    x = 464,140.74

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