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Finding the Third Proportional to 50,430 and 106,020

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Solution

The third proportional to 50,430 and 106,020 is: 222,887.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,430 : 106,020 = 106,020 : x
  2. Step 2: Convert to fraction form
    50,430/106,020 = 106,020/x
  3. Step 3: Cross multiply
    50,430x = 106,020 × 106,020
  4. Step 4: Simplify right side
    50,430x = 11,240,240,400
  5. Step 5: Solve for x
    x = 11,240,240,400/50,430
  6. Step 6: Final answer
    x = 222,887.97

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Why These Related Problems?

These problems maintain the same ratio (2.10) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.