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Finding the Third Proportional to 553,622 and 1,199,069

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Solution

The third proportional to 553,622 and 1,199,069 is: 2,597,018.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    553,622 : 1,199,069 = 1,199,069 : x
  2. Step 2: Convert to fraction form
    553,622/1,199,069 = 1,199,069/x
  3. Step 3: Cross multiply
    553,622x = 1,199,069 × 1,199,069
  4. Step 4: Simplify right side
    553,622x = 1,437,766,466,761
  5. Step 5: Solve for x
    x = 1,437,766,466,761/553,622
  6. Step 6: Final answer
    x = 2,597,018.30

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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.