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Finding the Fourth Proportional to 395,276.56, 592,919.85 and 139,116.89

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Solution

The fourth proportional to 395,276.56, 592,919.85 and 139,116.89 is: 208,677.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    395,276.56 : 592,919.85 = 139,116.89 : x
  2. Step 2: Convert to fraction form
    395,276.56/592,919.85 = 139,116.89/x
  3. Step 3: Cross multiply
    395,276.56x = 592,919.85 × 139,116.89
  4. Step 4: Simplify right side
    395,276.56x = 82,485,166,772.72
  5. Step 5: Solve for x
    x = 82,485,166,772.72/395,276.56
  6. Step 6: Final answer
    x = 208,677.10

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