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Finding the Fourth Proportional to 355,108.80, 490,048.32 and 193,962.24

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Solution

The fourth proportional to 355,108.80, 490,048.32 and 193,962.24 is: 267,666.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    355,108.80 : 490,048.32 = 193,962.24 : x
  2. Step 2: Convert to fraction form
    355,108.80/490,048.32 = 193,962.24/x
  3. Step 3: Cross multiply
    355,108.80x = 490,048.32 × 193,962.24
  4. Step 4: Simplify right side
    355,108.80x = 95,050,869,855.44
  5. Step 5: Solve for x
    x = 95,050,869,855.44/355,108.80
  6. Step 6: Final answer
    x = 267,666.89

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