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Finding the Fourth Proportional to 594,137.25, 819,910.62 and 339,487.83

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Solution

The fourth proportional to 594,137.25, 819,910.62 and 339,487.83 is: 468,493.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    594,137.25 : 819,910.62 = 339,487.83 : x
  2. Step 2: Convert to fraction form
    594,137.25/819,910.62 = 339,487.83/x
  3. Step 3: Cross multiply
    594,137.25x = 819,910.62 × 339,487.83
  4. Step 4: Simplify right side
    594,137.25x = 278,349,677,177.76
  5. Step 5: Solve for x
    x = 278,349,677,177.76/594,137.25
  6. Step 6: Final answer
    x = 468,493.90

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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.