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Finding the Third Proportional to 763,660 and 1,508,045

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Solution

The third proportional to 763,660 and 1,508,045 is: 2,978,026.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    763,660 : 1,508,045 = 1,508,045 : x
  2. Step 2: Convert to fraction form
    763,660/1,508,045 = 1,508,045/x
  3. Step 3: Cross multiply
    763,660x = 1,508,045 × 1,508,045
  4. Step 4: Simplify right side
    763,660x = 2,274,199,722,025
  5. Step 5: Solve for x
    x = 2,274,199,722,025/763,660
  6. Step 6: Final answer
    x = 2,978,026.51

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Why These Related Problems?

These problems maintain the same ratio (1.97) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.