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Finding the Fourth Proportional to 592.33, 817.41 and 330.34

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Solution

The fourth proportional to 592.33, 817.41 and 330.34 is: 455.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    592.33 : 817.41 = 330.34 : x
  2. Step 2: Convert to fraction form
    592.33/817.41 = 330.34/x
  3. Step 3: Cross multiply
    592.33x = 817.41 × 330.34
  4. Step 4: Simplify right side
    592.33x = 270,026.28
  5. Step 5: Solve for x
    x = 270,026.28/592.33
  6. Step 6: Final answer
    x = 455.87

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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.