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Finding the Fourth Proportional to 323,418.98, 484,592.14 and 196,675.83

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Solution

The fourth proportional to 323,418.98, 484,592.14 and 196,675.83 is: 294,687.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    323,418.98 : 484,592.14 = 196,675.83 : x
  2. Step 2: Convert to fraction form
    323,418.98/484,592.14 = 196,675.83/x
  3. Step 3: Cross multiply
    323,418.98x = 484,592.14 × 196,675.83
  4. Step 4: Simplify right side
    323,418.98x = 95,307,561,345.98
  5. Step 5: Solve for x
    x = 95,307,561,345.98/323,418.98
  6. Step 6: Final answer
    x = 294,687.59

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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.