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Finding the Fourth Proportional to 590.91, 885.83 and 225.47

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Solution

The fourth proportional to 590.91, 885.83 and 225.47 is: 337.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    590.91 : 885.83 = 225.47 : x
  2. Step 2: Convert to fraction form
    590.91/885.83 = 225.47/x
  3. Step 3: Cross multiply
    590.91x = 885.83 × 225.47
  4. Step 4: Simplify right side
    590.91x = 199,722.53
  5. Step 5: Solve for x
    x = 199,722.53/590.91
  6. Step 6: Final answer
    x = 337.99

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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.