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Finding the Third Proportional to 558,073 and 1,211,279

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Solution

The third proportional to 558,073 and 1,211,279 is: 2,629,041.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    558,073 : 1,211,279 = 1,211,279 : x
  2. Step 2: Convert to fraction form
    558,073/1,211,279 = 1,211,279/x
  3. Step 3: Cross multiply
    558,073x = 1,211,279 × 1,211,279
  4. Step 4: Simplify right side
    558,073x = 1,467,196,815,841
  5. Step 5: Solve for x
    x = 1,467,196,815,841/558,073
  6. Step 6: Final answer
    x = 2,629,041.03

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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.