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Finding the Third Proportional to 13,060 and 28,712

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Solution

The third proportional to 13,060 and 28,712 is: 63,122.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,060 : 28,712 = 28,712 : x
  2. Step 2: Convert to fraction form
    13,060/28,712 = 28,712/x
  3. Step 3: Cross multiply
    13,060x = 28,712 × 28,712
  4. Step 4: Simplify right side
    13,060x = 824,378,944
  5. Step 5: Solve for x
    x = 824,378,944/13,060
  6. Step 6: Final answer
    x = 63,122.43

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Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.