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Finding the Third Proportional to 18,433 and 28,349

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Solution

The third proportional to 18,433 and 28,349 is: 43,599.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,433 : 28,349 = 28,349 : x
  2. Step 2: Convert to fraction form
    18,433/28,349 = 28,349/x
  3. Step 3: Cross multiply
    18,433x = 28,349 × 28,349
  4. Step 4: Simplify right side
    18,433x = 803,665,801
  5. Step 5: Solve for x
    x = 803,665,801/18,433
  6. Step 6: Final answer
    x = 43,599.29

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Why These Related Problems?

These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.