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Finding the Third Proportional to 1,315,705 and 1,968,203

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Solution

The third proportional to 1,315,705 and 1,968,203 is: 2,944,294.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,315,705 : 1,968,203 = 1,968,203 : x
  2. Step 2: Convert to fraction form
    1,315,705/1,968,203 = 1,968,203/x
  3. Step 3: Cross multiply
    1,315,705x = 1,968,203 × 1,968,203
  4. Step 4: Simplify right side
    1,315,705x = 3,873,823,049,209
  5. Step 5: Solve for x
    x = 3,873,823,049,209/1,315,705
  6. Step 6: Final answer
    x = 2,944,294.54

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.