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Finding the Third Proportional to 14,743 and 32,780

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Solution

The third proportional to 14,743 and 32,780 is: 72,883.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,743 : 32,780 = 32,780 : x
  2. Step 2: Convert to fraction form
    14,743/32,780 = 32,780/x
  3. Step 3: Cross multiply
    14,743x = 32,780 × 32,780
  4. Step 4: Simplify right side
    14,743x = 1,074,528,400
  5. Step 5: Solve for x
    x = 1,074,528,400/14,743
  6. Step 6: Final answer
    x = 72,883.97

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Why These Related Problems?

These problems maintain the same ratio (2.22) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.