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Finding the Third Proportional to 38,658 and 59,235

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Solution

The third proportional to 38,658 and 59,235 is: 90,764.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,658 : 59,235 = 59,235 : x
  2. Step 2: Convert to fraction form
    38,658/59,235 = 59,235/x
  3. Step 3: Cross multiply
    38,658x = 59,235 × 59,235
  4. Step 4: Simplify right side
    38,658x = 3,508,785,225
  5. Step 5: Solve for x
    x = 3,508,785,225/38,658
  6. Step 6: Final answer
    x = 90,764.79

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Why These Related Problems?

These problems maintain the same ratio (1.53) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.