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Finding the Fourth Proportional to 367,474.50, 507,129.02 and 204,143.37

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Solution

The fourth proportional to 367,474.50, 507,129.02 and 204,143.37 is: 281,725.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    367,474.50 : 507,129.02 = 204,143.37 : x
  2. Step 2: Convert to fraction form
    367,474.50/507,129.02 = 204,143.37/x
  3. Step 3: Cross multiply
    367,474.50x = 507,129.02 × 204,143.37
  4. Step 4: Simplify right side
    367,474.50x = 103,527,027,167.60
  5. Step 5: Solve for x
    x = 103,527,027,167.60/367,474.50
  6. Step 6: Final answer
    x = 281,725.74

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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.