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Finding the Fourth Proportional to 366,978.30, 550,467.45 and 247,404.08

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Solution

The fourth proportional to 366,978.30, 550,467.45 and 247,404.08 is: 371,106.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,978.30 : 550,467.45 = 247,404.08 : x
  2. Step 2: Convert to fraction form
    366,978.30/550,467.45 = 247,404.08/x
  3. Step 3: Cross multiply
    366,978.30x = 550,467.45 × 247,404.08
  4. Step 4: Simplify right side
    366,978.30x = 136,187,890,284.86
  5. Step 5: Solve for x
    x = 136,187,890,284.86/366,978.30
  6. Step 6: Final answer
    x = 371,106.11

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