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Finding the Third Proportional to 26.30 and 57.23

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Solution

The third proportional to 26.30 and 57.23 is: 124.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    26.30 : 57.23 = 57.23 : x
  2. Step 2: Convert to fraction form
    26.30/57.23 = 57.23/x
  3. Step 3: Cross multiply
    26.30x = 57.23 × 57.23
  4. Step 4: Simplify right side
    26.30x = 3,275.77
  5. Step 5: Solve for x
    x = 3,275.77/26.30
  6. Step 6: Final answer
    x = 124.57

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.