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Finding the Fourth Proportional to 588.44, 887.09 and 548.81

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Solution

The fourth proportional to 588.44, 887.09 and 548.81 is: 827.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    588.44 : 887.09 = 548.81 : x
  2. Step 2: Convert to fraction form
    588.44/887.09 = 548.81/x
  3. Step 3: Cross multiply
    588.44x = 887.09 × 548.81
  4. Step 4: Simplify right side
    588.44x = 486,836.68
  5. Step 5: Solve for x
    x = 486,836.68/588.44
  6. Step 6: Final answer
    x = 827.34

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.