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Finding the Fourth Proportional to 481,162.15, 720,305.25 and 291,047.17

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Solution

The fourth proportional to 481,162.15, 720,305.25 and 291,047.17 is: 435,700.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    481,162.15 : 720,305.25 = 291,047.17 : x
  2. Step 2: Convert to fraction form
    481,162.15/720,305.25 = 291,047.17/x
  3. Step 3: Cross multiply
    481,162.15x = 720,305.25 × 291,047.17
  4. Step 4: Simplify right side
    481,162.15x = 209,642,804,548.64
  5. Step 5: Solve for x
    x = 209,642,804,548.64/481,162.15
  6. Step 6: Final answer
    x = 435,700.95

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