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Finding the Fourth Proportional to 593.23, 818.51 and 514.42

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Solution

The fourth proportional to 593.23, 818.51 and 514.42 is: 709.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    593.23 : 818.51 = 514.42 : x
  2. Step 2: Convert to fraction form
    593.23/818.51 = 514.42/x
  3. Step 3: Cross multiply
    593.23x = 818.51 × 514.42
  4. Step 4: Simplify right side
    593.23x = 421,057.91
  5. Step 5: Solve for x
    x = 421,057.91/593.23
  6. Step 6: Final answer
    x = 709.77

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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.