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Finding the Fourth Proportional to 482,002.44, 723,013.26 and 339,263.88

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Solution

The fourth proportional to 482,002.44, 723,013.26 and 339,263.88 is: 508,902.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    482,002.44 : 723,013.26 = 339,263.88 : x
  2. Step 2: Convert to fraction form
    482,002.44/723,013.26 = 339,263.88/x
  3. Step 3: Cross multiply
    482,002.44x = 723,013.26 × 339,263.88
  4. Step 4: Simplify right side
    482,002.44x = 245,292,283,879.05
  5. Step 5: Solve for x
    x = 245,292,283,879.05/482,002.44
  6. Step 6: Final answer
    x = 508,902.58

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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.