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Finding the Third Proportional to 1,159,153 and 2,489,701

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Solution

The third proportional to 1,159,153 and 2,489,701 is: 5,347,534.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,159,153 : 2,489,701 = 2,489,701 : x
  2. Step 2: Convert to fraction form
    1,159,153/2,489,701 = 2,489,701/x
  3. Step 3: Cross multiply
    1,159,153x = 2,489,701 × 2,489,701
  4. Step 4: Simplify right side
    1,159,153x = 6,198,611,069,401
  5. Step 5: Solve for x
    x = 6,198,611,069,401/1,159,153
  6. Step 6: Final answer
    x = 5,347,534.85

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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.