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Finding the Fourth Proportional to 367,296.45, 506,844.39 and 203,944.56

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Solution

The fourth proportional to 367,296.45, 506,844.39 and 203,944.56 is: 281,429.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    367,296.45 : 506,844.39 = 203,944.56 : x
  2. Step 2: Convert to fraction form
    367,296.45/506,844.39 = 203,944.56/x
  3. Step 3: Cross multiply
    367,296.45x = 506,844.39 × 203,944.56
  4. Step 4: Simplify right side
    367,296.45x = 103,368,156,107.02
  5. Step 5: Solve for x
    x = 103,368,156,107.02/367,296.45
  6. Step 6: Final answer
    x = 281,429.77

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1.5x scale

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.