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Finding the Fourth Proportional to 622,718.27, 930,665.57 and 454,592.65

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Solution

The fourth proportional to 622,718.27, 930,665.57 and 454,592.65 is: 679,398.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    622,718.27 : 930,665.57 = 454,592.65 : x
  2. Step 2: Convert to fraction form
    622,718.27/930,665.57 = 454,592.65/x
  3. Step 3: Cross multiply
    622,718.27x = 930,665.57 × 454,592.65
  4. Step 4: Simplify right side
    622,718.27x = 423,073,728,711.06
  5. Step 5: Solve for x
    x = 423,073,728,711.06/622,718.27
  6. Step 6: Final answer
    x = 679,398.29

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