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Finding the Third Proportional to 18,951 and 29,662

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Solution

The third proportional to 18,951 and 29,662 is: 46,426.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,951 : 29,662 = 29,662 : x
  2. Step 2: Convert to fraction form
    18,951/29,662 = 29,662/x
  3. Step 3: Cross multiply
    18,951x = 29,662 × 29,662
  4. Step 4: Simplify right side
    18,951x = 879,834,244
  5. Step 5: Solve for x
    x = 879,834,244/18,951
  6. Step 6: Final answer
    x = 46,426.80

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Why These Related Problems?

These problems maintain the same ratio (1.57) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.