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Finding the Third Proportional to 28,202 and 43,599

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Solution

The third proportional to 28,202 and 43,599 is: 67,402.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,202 : 43,599 = 43,599 : x
  2. Step 2: Convert to fraction form
    28,202/43,599 = 43,599/x
  3. Step 3: Cross multiply
    28,202x = 43,599 × 43,599
  4. Step 4: Simplify right side
    28,202x = 1,900,872,801
  5. Step 5: Solve for x
    x = 1,900,872,801/28,202
  6. Step 6: Final answer
    x = 67,402.06

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.