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Finding the Third Proportional to 49,160.25 and 105,489

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Solution

The third proportional to 49,160.25 and 105,489 is: 226,360.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,160.25 : 105,489 = 105,489 : x
  2. Step 2: Convert to fraction form
    49,160.25/105,489 = 105,489/x
  3. Step 3: Cross multiply
    49,160.25x = 105,489 × 105,489
  4. Step 4: Simplify right side
    49,160.25x = 11,127,929,121
  5. Step 5: Solve for x
    x = 11,127,929,121/49,160.25
  6. Step 6: Final answer
    x = 226,360.30

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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.