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Finding the Fourth Proportional to 583.91, 876.32 and 310.23

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Solution

The fourth proportional to 583.91, 876.32 and 310.23 is: 465.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    583.91 : 876.32 = 310.23 : x
  2. Step 2: Convert to fraction form
    583.91/876.32 = 310.23/x
  3. Step 3: Cross multiply
    583.91x = 876.32 × 310.23
  4. Step 4: Simplify right side
    583.91x = 271,860.37
  5. Step 5: Solve for x
    x = 271,860.37/583.91
  6. Step 6: Final answer
    x = 465.59

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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.