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Finding the Third Proportional to 4,135,980 and 9,088,344

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Solution

The third proportional to 4,135,980 and 9,088,344 is: 19,970,598.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,135,980 : 9,088,344 = 9,088,344 : x
  2. Step 2: Convert to fraction form
    4,135,980/9,088,344 = 9,088,344/x
  3. Step 3: Cross multiply
    4,135,980x = 9,088,344 × 9,088,344
  4. Step 4: Simplify right side
    4,135,980x = 82,597,996,662,336
  5. Step 5: Solve for x
    x = 82,597,996,662,336/4,135,980
  6. Step 6: Final answer
    x = 19,970,598.66

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Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.