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Finding the Third Proportional to 62,488 and 134,968

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Solution

The third proportional to 62,488 and 134,968 is: 291,517.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,488 : 134,968 = 134,968 : x
  2. Step 2: Convert to fraction form
    62,488/134,968 = 134,968/x
  3. Step 3: Cross multiply
    62,488x = 134,968 × 134,968
  4. Step 4: Simplify right side
    62,488x = 18,216,361,024
  5. Step 5: Solve for x
    x = 18,216,361,024/62,488
  6. Step 6: Final answer
    x = 291,517.75

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.