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Finding the Third Proportional to 1,171,776 and 2,520,192

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Solution

The third proportional to 1,171,776 and 2,520,192 is: 5,420,291.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,171,776 : 2,520,192 = 2,520,192 : x
  2. Step 2: Convert to fraction form
    1,171,776/2,520,192 = 2,520,192/x
  3. Step 3: Cross multiply
    1,171,776x = 2,520,192 × 2,520,192
  4. Step 4: Simplify right side
    1,171,776x = 6,351,367,716,864
  5. Step 5: Solve for x
    x = 6,351,367,716,864/1,171,776
  6. Step 6: Final answer
    x = 5,420,291.69

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.