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Finding the Third Proportional to 368,295 and 806,856

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Solution

The third proportional to 368,295 and 806,856 is: 1,767,649.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    368,295 : 806,856 = 806,856 : x
  2. Step 2: Convert to fraction form
    368,295/806,856 = 806,856/x
  3. Step 3: Cross multiply
    368,295x = 806,856 × 806,856
  4. Step 4: Simplify right side
    368,295x = 651,016,604,736
  5. Step 5: Solve for x
    x = 651,016,604,736/368,295
  6. Step 6: Final answer
    x = 1,767,649.86

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.