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Finding the Fourth Proportional to 610.56, 844.02 and 523.08

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Solution

The fourth proportional to 610.56, 844.02 and 523.08 is: 723.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    610.56 : 844.02 = 523.08 : x
  2. Step 2: Convert to fraction form
    610.56/844.02 = 523.08/x
  3. Step 3: Cross multiply
    610.56x = 844.02 × 523.08
  4. Step 4: Simplify right side
    610.56x = 441,489.98
  5. Step 5: Solve for x
    x = 441,489.98/610.56
  6. Step 6: Final answer
    x = 723.09

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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.