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Finding the Third Proportional to 303,246 and 650,778.75

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Solution

The third proportional to 303,246 and 650,778.75 is: 1,396,598.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    303,246 : 650,778.75 = 650,778.75 : x
  2. Step 2: Convert to fraction form
    303,246/650,778.75 = 650,778.75/x
  3. Step 3: Cross multiply
    303,246x = 650,778.75 × 650,778.75
  4. Step 4: Simplify right side
    303,246x = 423,512,981,451.56
  5. Step 5: Solve for x
    x = 423,512,981,451.56/303,246
  6. Step 6: Final answer
    x = 1,396,598.74

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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.