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Finding the Third Proportional to 29,968 and 64,544

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Solution

The third proportional to 29,968 and 64,544 is: 139,012.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,968 : 64,544 = 64,544 : x
  2. Step 2: Convert to fraction form
    29,968/64,544 = 64,544/x
  3. Step 3: Cross multiply
    29,968x = 64,544 × 64,544
  4. Step 4: Simplify right side
    29,968x = 4,165,927,936
  5. Step 5: Solve for x
    x = 4,165,927,936/29,968
  6. Step 6: Final answer
    x = 139,012.54

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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.