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Finding the Third Proportional to 32,508 and 69,865

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Solution

The third proportional to 32,508 and 69,865 is: 150,151.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,508 : 69,865 = 69,865 : x
  2. Step 2: Convert to fraction form
    32,508/69,865 = 69,865/x
  3. Step 3: Cross multiply
    32,508x = 69,865 × 69,865
  4. Step 4: Simplify right side
    32,508x = 4,881,118,225
  5. Step 5: Solve for x
    x = 4,881,118,225/32,508
  6. Step 6: Final answer
    x = 150,151.29

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.