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Finding the Fourth Proportional to 588.51, 880.83 and 324.56

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Solution

The fourth proportional to 588.51, 880.83 and 324.56 is: 485.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    588.51 : 880.83 = 324.56 : x
  2. Step 2: Convert to fraction form
    588.51/880.83 = 324.56/x
  3. Step 3: Cross multiply
    588.51x = 880.83 × 324.56
  4. Step 4: Simplify right side
    588.51x = 285,884.39
  5. Step 5: Solve for x
    x = 285,884.39/588.51
  6. Step 6: Final answer
    x = 485.78

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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.