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Finding the Fourth Proportional to 593.32, 818.90 and 369.33

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Solution

The fourth proportional to 593.32, 818.90 and 369.33 is: 509.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    593.32 : 818.90 = 369.33 : x
  2. Step 2: Convert to fraction form
    593.32/818.90 = 369.33/x
  3. Step 3: Cross multiply
    593.32x = 818.90 × 369.33
  4. Step 4: Simplify right side
    593.32x = 302,444.34
  5. Step 5: Solve for x
    x = 302,444.34/593.32
  6. Step 6: Final answer
    x = 509.75

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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.