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Finding the Third Proportional to 2,729,671 and 4,281,679

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Solution

The third proportional to 2,729,671 and 4,281,679 is: 6,716,111.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,729,671 : 4,281,679 = 4,281,679 : x
  2. Step 2: Convert to fraction form
    2,729,671/4,281,679 = 4,281,679/x
  3. Step 3: Cross multiply
    2,729,671x = 4,281,679 × 4,281,679
  4. Step 4: Simplify right side
    2,729,671x = 18,332,775,059,041
  5. Step 5: Solve for x
    x = 18,332,775,059,041/2,729,671
  6. Step 6: Final answer
    x = 6,716,111.60

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Why These Related Problems?

These problems maintain the same ratio (1.57) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.