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Finding the Fourth Proportional to 535.35, 738.92 and 358.33

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Solution

The fourth proportional to 535.35, 738.92 and 358.33 is: 494.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    535.35 : 738.92 = 358.33 : x
  2. Step 2: Convert to fraction form
    535.35/738.92 = 358.33/x
  3. Step 3: Cross multiply
    535.35x = 738.92 × 358.33
  4. Step 4: Simplify right side
    535.35x = 264,777.20
  5. Step 5: Solve for x
    x = 264,777.20/535.35
  6. Step 6: Final answer
    x = 494.59

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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.