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Finding the Fourth Proportional to 713,770.74, 984,912.84 and 407,866.95

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Solution

The fourth proportional to 713,770.74, 984,912.84 and 407,866.95 is: 562,804.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    713,770.74 : 984,912.84 = 407,866.95 : x
  2. Step 2: Convert to fraction form
    713,770.74/984,912.84 = 407,866.95/x
  3. Step 3: Cross multiply
    713,770.74x = 984,912.84 × 407,866.95
  4. Step 4: Simplify right side
    713,770.74x = 401,713,396,066.64
  5. Step 5: Solve for x
    x = 401,713,396,066.64/713,770.74
  6. Step 6: Final answer
    x = 562,804.52

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