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Finding the Third Proportional to 1,441,187 and 3,128,517

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Solution

The third proportional to 1,441,187 and 3,128,517 is: 6,791,359.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,441,187 : 3,128,517 = 3,128,517 : x
  2. Step 2: Convert to fraction form
    1,441,187/3,128,517 = 3,128,517/x
  3. Step 3: Cross multiply
    1,441,187x = 3,128,517 × 3,128,517
  4. Step 4: Simplify right side
    1,441,187x = 9,787,618,619,289
  5. Step 5: Solve for x
    x = 9,787,618,619,289/1,441,187
  6. Step 6: Final answer
    x = 6,791,359.22

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.