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Finding the Third Proportional to 28,560 and 62,021

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Solution

The third proportional to 28,560 and 62,021 is: 134,685.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,560 : 62,021 = 62,021 : x
  2. Step 2: Convert to fraction form
    28,560/62,021 = 62,021/x
  3. Step 3: Cross multiply
    28,560x = 62,021 × 62,021
  4. Step 4: Simplify right side
    28,560x = 3,846,604,441
  5. Step 5: Solve for x
    x = 3,846,604,441/28,560
  6. Step 6: Final answer
    x = 134,685.03

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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.