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Finding the Third Proportional to 32,834 and 68,908

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Solution

The third proportional to 32,834 and 68,908 is: 144,615.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,834 : 68,908 = 68,908 : x
  2. Step 2: Convert to fraction form
    32,834/68,908 = 68,908/x
  3. Step 3: Cross multiply
    32,834x = 68,908 × 68,908
  4. Step 4: Simplify right side
    32,834x = 4,748,312,464
  5. Step 5: Solve for x
    x = 4,748,312,464/32,834
  6. Step 6: Final answer
    x = 144,615.72

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Why These Related Problems?

These problems maintain the same ratio (2.10) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.