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Finding the Third Proportional to 28,848 and 62,740

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Solution

The third proportional to 28,848 and 62,740 is: 136,449.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,848 : 62,740 = 62,740 : x
  2. Step 2: Convert to fraction form
    28,848/62,740 = 62,740/x
  3. Step 3: Cross multiply
    28,848x = 62,740 × 62,740
  4. Step 4: Simplify right side
    28,848x = 3,936,307,600
  5. Step 5: Solve for x
    x = 3,936,307,600/28,848
  6. Step 6: Final answer
    x = 136,449.93

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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.