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Finding the Third Proportional to 20,763,577 and 45,435,009

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Solution

The third proportional to 20,763,577 and 45,435,009 is: 99,421,214.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,763,577 : 45,435,009 = 45,435,009 : x
  2. Step 2: Convert to fraction form
    20,763,577/45,435,009 = 45,435,009/x
  3. Step 3: Cross multiply
    20,763,577x = 45,435,009 × 45,435,009
  4. Step 4: Simplify right side
    20,763,577x = 2,064,340,042,830,081
  5. Step 5: Solve for x
    x = 2,064,340,042,830,081/20,763,577
  6. Step 6: Final answer
    x = 99,421,214.51

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.