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Finding the Third Proportional to 32,752 and 66,880

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Solution

The third proportional to 32,752 and 66,880 is: 136,569.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,752 : 66,880 = 66,880 : x
  2. Step 2: Convert to fraction form
    32,752/66,880 = 66,880/x
  3. Step 3: Cross multiply
    32,752x = 66,880 × 66,880
  4. Step 4: Simplify right side
    32,752x = 4,472,934,400
  5. Step 5: Solve for x
    x = 4,472,934,400/32,752
  6. Step 6: Final answer
    x = 136,569.81

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Why These Related Problems?

These problems maintain the same ratio (2.04) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.