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Finding the Fourth Proportional to 583.61, 874.80 and 367.34

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Solution

The fourth proportional to 583.61, 874.80 and 367.34 is: 550.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    583.61 : 874.80 = 367.34 : x
  2. Step 2: Convert to fraction form
    583.61/874.80 = 367.34/x
  3. Step 3: Cross multiply
    583.61x = 874.80 × 367.34
  4. Step 4: Simplify right side
    583.61x = 321,344.66
  5. Step 5: Solve for x
    x = 321,344.66/583.61
  6. Step 6: Final answer
    x = 550.62

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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.