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Finding the Third Proportional to 40,294 and 63,634

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Solution

The third proportional to 40,294 and 63,634 is: 100,493.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,294 : 63,634 = 63,634 : x
  2. Step 2: Convert to fraction form
    40,294/63,634 = 63,634/x
  3. Step 3: Cross multiply
    40,294x = 63,634 × 63,634
  4. Step 4: Simplify right side
    40,294x = 4,049,285,956
  5. Step 5: Solve for x
    x = 4,049,285,956/40,294
  6. Step 6: Final answer
    x = 100,493.52

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Why These Related Problems?

These problems maintain the same ratio (1.58) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.