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Finding the Third Proportional to 249.88 and 374.82

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Solution

The third proportional to 249.88 and 374.82 is: 562.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    249.88 : 374.82 = 374.82 : x
  2. Step 2: Convert to fraction form
    249.88/374.82 = 374.82/x
  3. Step 3: Cross multiply
    249.88x = 374.82 × 374.82
  4. Step 4: Simplify right side
    249.88x = 140,492.10
  5. Step 5: Solve for x
    x = 140,492.10/249.88
  6. Step 6: Final answer
    x = 562.23

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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.