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Finding the Third Proportional to 26,617 and 58,419

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Solution

The third proportional to 26,617 and 58,419 is: 128,218.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,617 : 58,419 = 58,419 : x
  2. Step 2: Convert to fraction form
    26,617/58,419 = 58,419/x
  3. Step 3: Cross multiply
    26,617x = 58,419 × 58,419
  4. Step 4: Simplify right side
    26,617x = 3,412,779,561
  5. Step 5: Solve for x
    x = 3,412,779,561/26,617
  6. Step 6: Final answer
    x = 128,218.04

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.