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Finding the Fourth Proportional to 590.17, 814.42 and 341.57

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Solution

The fourth proportional to 590.17, 814.42 and 341.57 is: 471.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    590.17 : 814.42 = 341.57 : x
  2. Step 2: Convert to fraction form
    590.17/814.42 = 341.57/x
  3. Step 3: Cross multiply
    590.17x = 814.42 × 341.57
  4. Step 4: Simplify right side
    590.17x = 278,181.44
  5. Step 5: Solve for x
    x = 278,181.44/590.17
  6. Step 6: Final answer
    x = 471.36

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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.