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Finding the Fourth Proportional to 275,401.80, 413,102.70 and 264,904.20

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Solution

The fourth proportional to 275,401.80, 413,102.70 and 264,904.20 is: 397,356.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    275,401.80 : 413,102.70 = 264,904.20 : x
  2. Step 2: Convert to fraction form
    275,401.80/413,102.70 = 264,904.20/x
  3. Step 3: Cross multiply
    275,401.80x = 413,102.70 × 264,904.20
  4. Step 4: Simplify right side
    275,401.80x = 109,432,640,261.34
  5. Step 5: Solve for x
    x = 109,432,640,261.34/275,401.80
  6. Step 6: Final answer
    x = 397,356.30

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