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Finding the Fourth Proportional to 602.26, 902.73 and 396.97

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Solution

The fourth proportional to 602.26, 902.73 and 396.97 is: 595.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    602.26 : 902.73 = 396.97 : x
  2. Step 2: Convert to fraction form
    602.26/902.73 = 396.97/x
  3. Step 3: Cross multiply
    602.26x = 902.73 × 396.97
  4. Step 4: Simplify right side
    602.26x = 358,356.73
  5. Step 5: Solve for x
    x = 358,356.73/602.26
  6. Step 6: Final answer
    x = 595.02

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.