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Finding the Fourth Proportional to 583.25, 874.97 and 193.38

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Solution

The fourth proportional to 583.25, 874.97 and 193.38 is: 290.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    583.25 : 874.97 = 193.38 : x
  2. Step 2: Convert to fraction form
    583.25/874.97 = 193.38/x
  3. Step 3: Cross multiply
    583.25x = 874.97 × 193.38
  4. Step 4: Simplify right side
    583.25x = 169,200.73
  5. Step 5: Solve for x
    x = 169,200.73/583.25
  6. Step 6: Final answer
    x = 290.10

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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.