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Finding the Fourth Proportional to 540,195.20, 810,293.42 and 140,835.64

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Solution

The fourth proportional to 540,195.20, 810,293.42 and 140,835.64 is: 211,253.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    540,195.20 : 810,293.42 = 140,835.64 : x
  2. Step 2: Convert to fraction form
    540,195.20/810,293.42 = 140,835.64/x
  3. Step 3: Cross multiply
    540,195.20x = 810,293.42 × 140,835.64
  4. Step 4: Simplify right side
    540,195.20x = 114,118,192,393.49
  5. Step 5: Solve for x
    x = 114,118,192,393.49/540,195.20
  6. Step 6: Final answer
    x = 211,253.62

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