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Finding the Fourth Proportional to 590.12, 885.21 and 224.94

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Solution

The fourth proportional to 590.12, 885.21 and 224.94 is: 337.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    590.12 : 885.21 = 224.94 : x
  2. Step 2: Convert to fraction form
    590.12/885.21 = 224.94/x
  3. Step 3: Cross multiply
    590.12x = 885.21 × 224.94
  4. Step 4: Simplify right side
    590.12x = 199,117.90
  5. Step 5: Solve for x
    x = 199,117.90/590.12
  6. Step 6: Final answer
    x = 337.42

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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.