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Finding the Third Proportional to 549,028 and 834,198

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Solution

The third proportional to 549,028 and 834,198 is: 1,267,487.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    549,028 : 834,198 = 834,198 : x
  2. Step 2: Convert to fraction form
    549,028/834,198 = 834,198/x
  3. Step 3: Cross multiply
    549,028x = 834,198 × 834,198
  4. Step 4: Simplify right side
    549,028x = 695,886,303,204
  5. Step 5: Solve for x
    x = 695,886,303,204/549,028
  6. Step 6: Final answer
    x = 1,267,487.82

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Why These Related Problems?

These problems maintain the same ratio (1.52) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.