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Finding the Fourth Proportional to 589.68, 814.14 and 424.44

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Solution

The fourth proportional to 589.68, 814.14 and 424.44 is: 586.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    589.68 : 814.14 = 424.44 : x
  2. Step 2: Convert to fraction form
    589.68/814.14 = 424.44/x
  3. Step 3: Cross multiply
    589.68x = 814.14 × 424.44
  4. Step 4: Simplify right side
    589.68x = 345,553.58
  5. Step 5: Solve for x
    x = 345,553.58/589.68
  6. Step 6: Final answer
    x = 586.00

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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.