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Finding the Third Proportional to 18,659,922 and 27,828,066

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Solution

The third proportional to 18,659,922 and 27,828,066 is: 41,500,776.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,659,922 : 27,828,066 = 27,828,066 : x
  2. Step 2: Convert to fraction form
    18,659,922/27,828,066 = 27,828,066/x
  3. Step 3: Cross multiply
    18,659,922x = 27,828,066 × 27,828,066
  4. Step 4: Simplify right side
    18,659,922x = 774,401,257,300,356
  5. Step 5: Solve for x
    x = 774,401,257,300,356/18,659,922
  6. Step 6: Final answer
    x = 41,500,776.76

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.