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Finding the Fourth Proportional to 590.28, 814.58 and 341.59

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Solution

The fourth proportional to 590.28, 814.58 and 341.59 is: 471.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    590.28 : 814.58 = 341.59 : x
  2. Step 2: Convert to fraction form
    590.28/814.58 = 341.59/x
  3. Step 3: Cross multiply
    590.28x = 814.58 × 341.59
  4. Step 4: Simplify right side
    590.28x = 278,252.38
  5. Step 5: Solve for x
    x = 278,252.38/590.28
  6. Step 6: Final answer
    x = 471.39

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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.