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Finding the Fourth Proportional to 293,619.80, 440,429.70 and 251,629.40

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Solution

The fourth proportional to 293,619.80, 440,429.70 and 251,629.40 is: 377,444.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,619.80 : 440,429.70 = 251,629.40 : x
  2. Step 2: Convert to fraction form
    293,619.80/440,429.70 = 251,629.40/x
  3. Step 3: Cross multiply
    293,619.80x = 440,429.70 × 251,629.40
  4. Step 4: Simplify right side
    293,619.80x = 110,825,061,153.18
  5. Step 5: Solve for x
    x = 110,825,061,153.18/293,619.80
  6. Step 6: Final answer
    x = 377,444.10

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