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Finding the Third Proportional to 38,343 and 58,728

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Solution

The third proportional to 38,343 and 58,728 is: 89,950.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,343 : 58,728 = 58,728 : x
  2. Step 2: Convert to fraction form
    38,343/58,728 = 58,728/x
  3. Step 3: Cross multiply
    38,343x = 58,728 × 58,728
  4. Step 4: Simplify right side
    38,343x = 3,448,977,984
  5. Step 5: Solve for x
    x = 3,448,977,984/38,343
  6. Step 6: Final answer
    x = 89,950.66

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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.