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Finding the Third Proportional to 17,586,990 and 38,181,996

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Solution

The third proportional to 17,586,990 and 38,181,996 is: 82,894,504.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,586,990 : 38,181,996 = 38,181,996 : x
  2. Step 2: Convert to fraction form
    17,586,990/38,181,996 = 38,181,996/x
  3. Step 3: Cross multiply
    17,586,990x = 38,181,996 × 38,181,996
  4. Step 4: Simplify right side
    17,586,990x = 1,457,864,818,544,016
  5. Step 5: Solve for x
    x = 1,457,864,818,544,016/17,586,990
  6. Step 6: Final answer
    x = 82,894,504.32

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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.