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Finding the Third Proportional to 18,549 and 28,029

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Solution

The third proportional to 18,549 and 28,029 is: 42,354.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,549 : 28,029 = 28,029 : x
  2. Step 2: Convert to fraction form
    18,549/28,029 = 28,029/x
  3. Step 3: Cross multiply
    18,549x = 28,029 × 28,029
  4. Step 4: Simplify right side
    18,549x = 785,624,841
  5. Step 5: Solve for x
    x = 785,624,841/18,549
  6. Step 6: Final answer
    x = 42,354.03

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.