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Finding the Fourth Proportional to 284,113.05, 392,223.43 and 207,546.18

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Solution

The fourth proportional to 284,113.05, 392,223.43 and 207,546.18 is: 286,521.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    284,113.05 : 392,223.43 = 207,546.18 : x
  2. Step 2: Convert to fraction form
    284,113.05/392,223.43 = 207,546.18/x
  3. Step 3: Cross multiply
    284,113.05x = 392,223.43 × 207,546.18
  4. Step 4: Simplify right side
    284,113.05x = 81,404,474,545.83
  5. Step 5: Solve for x
    x = 81,404,474,545.83/284,113.05
  6. Step 6: Final answer
    x = 286,521.42

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