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Finding the Fourth Proportional to 540,637.80, 811,290.23 and 274,589.25

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Solution

The fourth proportional to 540,637.80, 811,290.23 and 274,589.25 is: 412,053.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    540,637.80 : 811,290.23 = 274,589.25 : x
  2. Step 2: Convert to fraction form
    540,637.80/811,290.23 = 274,589.25/x
  3. Step 3: Cross multiply
    540,637.80x = 811,290.23 × 274,589.25
  4. Step 4: Simplify right side
    540,637.80x = 222,771,575,788.03
  5. Step 5: Solve for x
    x = 222,771,575,788.03/540,637.80
  6. Step 6: Final answer
    x = 412,053.27

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