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Finding the Third Proportional to 126,390.38 and 271,370.25

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Solution

The third proportional to 126,390.38 and 271,370.25 is: 582,653.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,390.38 : 271,370.25 = 271,370.25 : x
  2. Step 2: Convert to fraction form
    126,390.38/271,370.25 = 271,370.25/x
  3. Step 3: Cross multiply
    126,390.38x = 271,370.25 × 271,370.25
  4. Step 4: Simplify right side
    126,390.38x = 73,641,812,585.06
  5. Step 5: Solve for x
    x = 73,641,812,585.06/126,390.38
  6. Step 6: Final answer
    x = 582,653.64

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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.