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Finding the Third Proportional to 28,889 and 62,089

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Solution

The third proportional to 28,889 and 62,089 is: 133,443.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,889 : 62,089 = 62,089 : x
  2. Step 2: Convert to fraction form
    28,889/62,089 = 62,089/x
  3. Step 3: Cross multiply
    28,889x = 62,089 × 62,089
  4. Step 4: Simplify right side
    28,889x = 3,855,043,921
  5. Step 5: Solve for x
    x = 3,855,043,921/28,889
  6. Step 6: Final answer
    x = 133,443.31

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.