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Finding the Third Proportional to 509,404 and 1,107,266

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Solution

The third proportional to 509,404 and 1,107,266 is: 2,406,808.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    509,404 : 1,107,266 = 1,107,266 : x
  2. Step 2: Convert to fraction form
    509,404/1,107,266 = 1,107,266/x
  3. Step 3: Cross multiply
    509,404x = 1,107,266 × 1,107,266
  4. Step 4: Simplify right side
    509,404x = 1,226,037,994,756
  5. Step 5: Solve for x
    x = 1,226,037,994,756/509,404
  6. Step 6: Final answer
    x = 2,406,808.73

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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.