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Finding the Third Proportional to 8,577,321 and 17,611,242

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Solution

The third proportional to 8,577,321 and 17,611,242 is: 36,159,990.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,577,321 : 17,611,242 = 17,611,242 : x
  2. Step 2: Convert to fraction form
    8,577,321/17,611,242 = 17,611,242/x
  3. Step 3: Cross multiply
    8,577,321x = 17,611,242 × 17,611,242
  4. Step 4: Simplify right side
    8,577,321x = 310,155,844,782,564
  5. Step 5: Solve for x
    x = 310,155,844,782,564/8,577,321
  6. Step 6: Final answer
    x = 36,159,990.37

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Why These Related Problems?

These problems maintain the same ratio (2.05) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.