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Finding the Third Proportional to 4,540,540.50 and 9,769,905

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Solution

The third proportional to 4,540,540.50 and 9,769,905 is: 21,021,956.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,540,540.50 : 9,769,905 = 9,769,905 : x
  2. Step 2: Convert to fraction form
    4,540,540.50/9,769,905 = 9,769,905/x
  3. Step 3: Cross multiply
    4,540,540.50x = 9,769,905 × 9,769,905
  4. Step 4: Simplify right side
    4,540,540.50x = 95,451,043,709,025
  5. Step 5: Solve for x
    x = 95,451,043,709,025/4,540,540.50
  6. Step 6: Final answer
    x = 21,021,956.24

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.