Home / 482,857.20-723,997.80-296,002.80

Finding the Fourth Proportional to 482,857.20, 723,997.80 and 296,002.80

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Solution

The fourth proportional to 482,857.20, 723,997.80 and 296,002.80 is: 443,827.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    482,857.20 : 723,997.80 = 296,002.80 : x
  2. Step 2: Convert to fraction form
    482,857.20/723,997.80 = 296,002.80/x
  3. Step 3: Cross multiply
    482,857.20x = 723,997.80 × 296,002.80
  4. Step 4: Simplify right side
    482,857.20x = 214,305,375,993.84
  5. Step 5: Solve for x
    x = 214,305,375,993.84/482,857.20
  6. Step 6: Final answer
    x = 443,827.65

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.