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Finding the Fourth Proportional to 485,070.75, 727,054.35 and 295,112.39

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Solution

The fourth proportional to 485,070.75, 727,054.35 and 295,112.39 is: 442,332.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    485,070.75 : 727,054.35 = 295,112.39 : x
  2. Step 2: Convert to fraction form
    485,070.75/727,054.35 = 295,112.39/x
  3. Step 3: Cross multiply
    485,070.75x = 727,054.35 × 295,112.39
  4. Step 4: Simplify right side
    485,070.75x = 214,562,747,896.14
  5. Step 5: Solve for x
    x = 214,562,747,896.14/485,070.75
  6. Step 6: Final answer
    x = 442,332.89

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