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Finding the Fourth Proportional to 589.19, 883.37 and 481.46

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Solution

The fourth proportional to 589.19, 883.37 and 481.46 is: 721.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    589.19 : 883.37 = 481.46 : x
  2. Step 2: Convert to fraction form
    589.19/883.37 = 481.46/x
  3. Step 3: Cross multiply
    589.19x = 883.37 × 481.46
  4. Step 4: Simplify right side
    589.19x = 425,304.11
  5. Step 5: Solve for x
    x = 425,304.11/589.19
  6. Step 6: Final answer
    x = 721.85

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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.