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Finding the Fourth Proportional to 572,082.70, 857,791.75 and 216,902.96

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Solution

The fourth proportional to 572,082.70, 857,791.75 and 216,902.96 is: 325,228.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    572,082.70 : 857,791.75 = 216,902.96 : x
  2. Step 2: Convert to fraction form
    572,082.70/857,791.75 = 216,902.96/x
  3. Step 3: Cross multiply
    572,082.70x = 857,791.75 × 216,902.96
  4. Step 4: Simplify right side
    572,082.70x = 186,057,569,638.58
  5. Step 5: Solve for x
    x = 186,057,569,638.58/572,082.70
  6. Step 6: Final answer
    x = 325,228.45

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