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Finding the Fourth Proportional to 593.36, 818.90 and 344.68

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Solution

The fourth proportional to 593.36, 818.90 and 344.68 is: 475.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    593.36 : 818.90 = 344.68 : x
  2. Step 2: Convert to fraction form
    593.36/818.90 = 344.68/x
  3. Step 3: Cross multiply
    593.36x = 818.90 × 344.68
  4. Step 4: Simplify right side
    593.36x = 282,258.45
  5. Step 5: Solve for x
    x = 282,258.45/593.36
  6. Step 6: Final answer
    x = 475.70

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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.