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Finding the Third Proportional to 14,098 and 18,989

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Solution

The third proportional to 14,098 and 18,989 is: 25,576.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,098 : 18,989 = 18,989 : x
  2. Step 2: Convert to fraction form
    14,098/18,989 = 18,989/x
  3. Step 3: Cross multiply
    14,098x = 18,989 × 18,989
  4. Step 4: Simplify right side
    14,098x = 360,582,121
  5. Step 5: Solve for x
    x = 360,582,121/14,098
  6. Step 6: Final answer
    x = 25,576.83

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Why These Related Problems?

These problems maintain the same ratio (1.35) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.