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Finding the Third Proportional to 1,296,419 and 1,962,515

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Solution

The third proportional to 1,296,419 and 1,962,515 is: 2,970,849.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,296,419 : 1,962,515 = 1,962,515 : x
  2. Step 2: Convert to fraction form
    1,296,419/1,962,515 = 1,962,515/x
  3. Step 3: Cross multiply
    1,296,419x = 1,962,515 × 1,962,515
  4. Step 4: Simplify right side
    1,296,419x = 3,851,465,125,225
  5. Step 5: Solve for x
    x = 3,851,465,125,225/1,296,419
  6. Step 6: Final answer
    x = 2,970,849.03

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.