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Finding the Third Proportional to 48,679 and 104,405

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Solution

The third proportional to 48,679 and 104,405 is: 223,924.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,679 : 104,405 = 104,405 : x
  2. Step 2: Convert to fraction form
    48,679/104,405 = 104,405/x
  3. Step 3: Cross multiply
    48,679x = 104,405 × 104,405
  4. Step 4: Simplify right side
    48,679x = 10,900,404,025
  5. Step 5: Solve for x
    x = 10,900,404,025/48,679
  6. Step 6: Final answer
    x = 223,924.16

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Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.