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Finding the Third Proportional to 18,026 and 39,202

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Solution

The third proportional to 18,026 and 39,202 is: 85,254.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,026 : 39,202 = 39,202 : x
  2. Step 2: Convert to fraction form
    18,026/39,202 = 39,202/x
  3. Step 3: Cross multiply
    18,026x = 39,202 × 39,202
  4. Step 4: Simplify right side
    18,026x = 1,536,796,804
  5. Step 5: Solve for x
    x = 1,536,796,804/18,026
  6. Step 6: Final answer
    x = 85,254.45

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.