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Finding the Fourth Proportional to 590.53, 814.89 and 341.86

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Solution

The fourth proportional to 590.53, 814.89 and 341.86 is: 471.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    590.53 : 814.89 = 341.86 : x
  2. Step 2: Convert to fraction form
    590.53/814.89 = 341.86/x
  3. Step 3: Cross multiply
    590.53x = 814.89 × 341.86
  4. Step 4: Simplify right side
    590.53x = 278,574.22
  5. Step 5: Solve for x
    x = 278,574.22/590.53
  6. Step 6: Final answer
    x = 471.74

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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.