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Finding the Fourth Proportional to 588.51, 814.07 and 548.61

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Solution

The fourth proportional to 588.51, 814.07 and 548.61 is: 758.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    588.51 : 814.07 = 548.61 : x
  2. Step 2: Convert to fraction form
    588.51/814.07 = 548.61/x
  3. Step 3: Cross multiply
    588.51x = 814.07 × 548.61
  4. Step 4: Simplify right side
    588.51x = 446,611.37
  5. Step 5: Solve for x
    x = 446,611.37/588.51
  6. Step 6: Final answer
    x = 758.89

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.