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Finding the Third Proportional to 28,309 and 62,063

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Solution

The third proportional to 28,309 and 62,063 is: 136,063.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,309 : 62,063 = 62,063 : x
  2. Step 2: Convert to fraction form
    28,309/62,063 = 62,063/x
  3. Step 3: Cross multiply
    28,309x = 62,063 × 62,063
  4. Step 4: Simplify right side
    28,309x = 3,851,815,969
  5. Step 5: Solve for x
    x = 3,851,815,969/28,309
  6. Step 6: Final answer
    x = 136,063.30

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.