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Finding the Third Proportional to 1,928,697 and 2,910,543

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Solution

The third proportional to 1,928,697 and 2,910,543 is: 4,392,219.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,928,697 : 2,910,543 = 2,910,543 : x
  2. Step 2: Convert to fraction form
    1,928,697/2,910,543 = 2,910,543/x
  3. Step 3: Cross multiply
    1,928,697x = 2,910,543 × 2,910,543
  4. Step 4: Simplify right side
    1,928,697x = 8,471,260,554,849
  5. Step 5: Solve for x
    x = 8,471,260,554,849/1,928,697
  6. Step 6: Final answer
    x = 4,392,219.49

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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.