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Finding the Fourth Proportional to 367,137.79, 506,700.59 and 206,002.36

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Solution

The fourth proportional to 367,137.79, 506,700.59 and 206,002.36 is: 284,311.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    367,137.79 : 506,700.59 = 206,002.36 : x
  2. Step 2: Convert to fraction form
    367,137.79/506,700.59 = 206,002.36/x
  3. Step 3: Cross multiply
    367,137.79x = 506,700.59 × 206,002.36
  4. Step 4: Simplify right side
    367,137.79x = 104,381,517,353.39
  5. Step 5: Solve for x
    x = 104,381,517,353.39/367,137.79
  6. Step 6: Final answer
    x = 284,311.56

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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.