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Finding the Third Proportional to 799,387 and 1,655,149

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Solution

The third proportional to 799,387 and 1,655,149 is: 3,427,023.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    799,387 : 1,655,149 = 1,655,149 : x
  2. Step 2: Convert to fraction form
    799,387/1,655,149 = 1,655,149/x
  3. Step 3: Cross multiply
    799,387x = 1,655,149 × 1,655,149
  4. Step 4: Simplify right side
    799,387x = 2,739,518,212,201
  5. Step 5: Solve for x
    x = 2,739,518,212,201/799,387
  6. Step 6: Final answer
    x = 3,427,023.72

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Why These Related Problems?

These problems maintain the same ratio (2.07) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.