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Finding the Fourth Proportional to 361,328.82, 498,614.07 and 200,174.25

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Solution

The fourth proportional to 361,328.82, 498,614.07 and 200,174.25 is: 276,229.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    361,328.82 : 498,614.07 = 200,174.25 : x
  2. Step 2: Convert to fraction form
    361,328.82/498,614.07 = 200,174.25/x
  3. Step 3: Cross multiply
    361,328.82x = 498,614.07 × 200,174.25
  4. Step 4: Simplify right side
    361,328.82x = 99,809,700,122.15
  5. Step 5: Solve for x
    x = 99,809,700,122.15/361,328.82
  6. Step 6: Final answer
    x = 276,229.56

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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.