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Finding the Fourth Proportional to 330,184.62, 495,074.51 and 140,536.99

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Solution

The fourth proportional to 330,184.62, 495,074.51 and 140,536.99 is: 210,719.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    330,184.62 : 495,074.51 = 140,536.99 : x
  2. Step 2: Convert to fraction form
    330,184.62/495,074.51 = 140,536.99/x
  3. Step 3: Cross multiply
    330,184.62x = 495,074.51 × 140,536.99
  4. Step 4: Simplify right side
    330,184.62x = 69,576,280,311.27
  5. Step 5: Solve for x
    x = 69,576,280,311.27/330,184.62
  6. Step 6: Final answer
    x = 210,719.33

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