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Finding the Third Proportional to 18,172 and 26,462

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Solution

The third proportional to 18,172 and 26,462 is: 38,533.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,172 : 26,462 = 26,462 : x
  2. Step 2: Convert to fraction form
    18,172/26,462 = 26,462/x
  3. Step 3: Cross multiply
    18,172x = 26,462 × 26,462
  4. Step 4: Simplify right side
    18,172x = 700,237,444
  5. Step 5: Solve for x
    x = 700,237,444/18,172
  6. Step 6: Final answer
    x = 38,533.87

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Why These Related Problems?

These problems maintain the same ratio (1.46) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.