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Finding the Third Proportional to 18,396 and 24,318

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Solution

The third proportional to 18,396 and 24,318 is: 32,146.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,396 : 24,318 = 24,318 : x
  2. Step 2: Convert to fraction form
    18,396/24,318 = 24,318/x
  3. Step 3: Cross multiply
    18,396x = 24,318 × 24,318
  4. Step 4: Simplify right side
    18,396x = 591,365,124
  5. Step 5: Solve for x
    x = 591,365,124/18,396
  6. Step 6: Final answer
    x = 32,146.40

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Why These Related Problems?

These problems maintain the same ratio (1.32) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.