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Finding the Third Proportional to 26,988 and 58,581

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Solution

The third proportional to 26,988 and 58,581 is: 127,157.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,988 : 58,581 = 58,581 : x
  2. Step 2: Convert to fraction form
    26,988/58,581 = 58,581/x
  3. Step 3: Cross multiply
    26,988x = 58,581 × 58,581
  4. Step 4: Simplify right side
    26,988x = 3,431,733,561
  5. Step 5: Solve for x
    x = 3,431,733,561/26,988
  6. Step 6: Final answer
    x = 127,157.76

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.