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Finding the Fourth Proportional to 367,231.05, 506,767.48 and 203,884.02

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Solution

The fourth proportional to 367,231.05, 506,767.48 and 203,884.02 is: 281,353.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    367,231.05 : 506,767.48 = 203,884.02 : x
  2. Step 2: Convert to fraction form
    367,231.05/506,767.48 = 203,884.02/x
  3. Step 3: Cross multiply
    367,231.05x = 506,767.48 × 203,884.02
  4. Step 4: Simplify right side
    367,231.05x = 103,321,793,659.37
  5. Step 5: Solve for x
    x = 103,321,793,659.37/367,231.05
  6. Step 6: Final answer
    x = 281,353.64

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.