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Finding the Fourth Proportional to 471,978.91, 707,955.39 and 116,985.07

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Solution

The fourth proportional to 471,978.91, 707,955.39 and 116,985.07 is: 175,474.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    471,978.91 : 707,955.39 = 116,985.07 : x
  2. Step 2: Convert to fraction form
    471,978.91/707,955.39 = 116,985.07/x
  3. Step 3: Cross multiply
    471,978.91x = 707,955.39 × 116,985.07
  4. Step 4: Simplify right side
    471,978.91x = 82,820,210,856.03
  5. Step 5: Solve for x
    x = 82,820,210,856.03/471,978.91
  6. Step 6: Final answer
    x = 175,474.39

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