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Finding the Third Proportional to 1,232,519 and 2,691,865

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Solution

The third proportional to 1,232,519 and 2,691,865 is: 5,879,128.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,232,519 : 2,691,865 = 2,691,865 : x
  2. Step 2: Convert to fraction form
    1,232,519/2,691,865 = 2,691,865/x
  3. Step 3: Cross multiply
    1,232,519x = 2,691,865 × 2,691,865
  4. Step 4: Simplify right side
    1,232,519x = 7,246,137,178,225
  5. Step 5: Solve for x
    x = 7,246,137,178,225/1,232,519
  6. Step 6: Final answer
    x = 5,879,128.17

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.