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Finding the Fourth Proportional to 264,330.55, 396,537.27 and 86,797.18

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Solution

The fourth proportional to 264,330.55, 396,537.27 and 86,797.18 is: 130,209.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    264,330.55 : 396,537.27 = 86,797.18 : x
  2. Step 2: Convert to fraction form
    264,330.55/396,537.27 = 86,797.18/x
  3. Step 3: Cross multiply
    264,330.55x = 396,537.27 × 86,797.18
  4. Step 4: Simplify right side
    264,330.55x = 34,418,316,800.90
  5. Step 5: Solve for x
    x = 34,418,316,800.90/264,330.55
  6. Step 6: Final answer
    x = 130,209.38

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