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Finding the Fourth Proportional to 267,872.20, 401,030.70 and 260,096.20

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Solution

The fourth proportional to 267,872.20, 401,030.70 and 260,096.20 is: 389,389.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    267,872.20 : 401,030.70 = 260,096.20 : x
  2. Step 2: Convert to fraction form
    267,872.20/401,030.70 = 260,096.20/x
  3. Step 3: Cross multiply
    267,872.20x = 401,030.70 × 260,096.20
  4. Step 4: Simplify right side
    267,872.20x = 104,306,561,153.34
  5. Step 5: Solve for x
    x = 104,306,561,153.34/267,872.20
  6. Step 6: Final answer
    x = 389,389.27

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