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Finding the Fourth Proportional to 412,223.37, 568,861.61 and 230,934.13

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Solution

The fourth proportional to 412,223.37, 568,861.61 and 230,934.13 is: 318,685.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    412,223.37 : 568,861.61 = 230,934.13 : x
  2. Step 2: Convert to fraction form
    412,223.37/568,861.61 = 230,934.13/x
  3. Step 3: Cross multiply
    412,223.37x = 568,861.61 × 230,934.13
  4. Step 4: Simplify right side
    412,223.37x = 131,369,558,418.93
  5. Step 5: Solve for x
    x = 131,369,558,418.93/412,223.37
  6. Step 6: Final answer
    x = 318,685.37

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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.