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Finding the Third Proportional to 16,862 and 25,347

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Solution

The third proportional to 16,862 and 25,347 is: 38,101.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,862 : 25,347 = 25,347 : x
  2. Step 2: Convert to fraction form
    16,862/25,347 = 25,347/x
  3. Step 3: Cross multiply
    16,862x = 25,347 × 25,347
  4. Step 4: Simplify right side
    16,862x = 642,470,409
  5. Step 5: Solve for x
    x = 642,470,409/16,862
  6. Step 6: Final answer
    x = 38,101.67

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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.