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Finding the Fourth Proportional to 404,590.14, 558,523.35 and 234,791.46

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Solution

The fourth proportional to 404,590.14, 558,523.35 and 234,791.46 is: 324,121.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    404,590.14 : 558,523.35 = 234,791.46 : x
  2. Step 2: Convert to fraction form
    404,590.14/558,523.35 = 234,791.46/x
  3. Step 3: Cross multiply
    404,590.14x = 558,523.35 × 234,791.46
  4. Step 4: Simplify right side
    404,590.14x = 131,136,512,790.59
  5. Step 5: Solve for x
    x = 131,136,512,790.59/404,590.14
  6. Step 6: Final answer
    x = 324,121.87

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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.