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Finding the Fourth Proportional to 400,186.02, 600,234.73 and 100,666.58

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Solution

The fourth proportional to 400,186.02, 600,234.73 and 100,666.58 is: 150,988.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    400,186.02 : 600,234.73 = 100,666.58 : x
  2. Step 2: Convert to fraction form
    400,186.02/600,234.73 = 100,666.58/x
  3. Step 3: Cross multiply
    400,186.02x = 600,234.73 × 100,666.58
  4. Step 4: Simplify right side
    400,186.02x = 60,423,577,589.80
  5. Step 5: Solve for x
    x = 60,423,577,589.80/400,186.02
  6. Step 6: Final answer
    x = 150,988.73

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