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Finding the Fourth Proportional to 590.24, 885.48 and 225.13

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Solution

The fourth proportional to 590.24, 885.48 and 225.13 is: 337.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    590.24 : 885.48 = 225.13 : x
  2. Step 2: Convert to fraction form
    590.24/885.48 = 225.13/x
  3. Step 3: Cross multiply
    590.24x = 885.48 × 225.13
  4. Step 4: Simplify right side
    590.24x = 199,347.98
  5. Step 5: Solve for x
    x = 199,347.98/590.24
  6. Step 6: Final answer
    x = 337.74

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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.