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Finding the Fourth Proportional to 584,323.67, 806,367.44 and 329,698.55

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Solution

The fourth proportional to 584,323.67, 806,367.44 and 329,698.55 is: 454,984.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    584,323.67 : 806,367.44 = 329,698.55 : x
  2. Step 2: Convert to fraction form
    584,323.67/806,367.44 = 329,698.55/x
  3. Step 3: Cross multiply
    584,323.67x = 806,367.44 × 329,698.55
  4. Step 4: Simplify right side
    584,323.67x = 265,858,174,910.97
  5. Step 5: Solve for x
    x = 265,858,174,910.97/584,323.67
  6. Step 6: Final answer
    x = 454,984.44

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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.