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Finding the Third Proportional to 219,313,909.50 and 481,669,254

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Solution

The third proportional to 219,313,909.50 and 481,669,254 is: 1,057,868,471.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,313,909.50 : 481,669,254 = 481,669,254 : x
  2. Step 2: Convert to fraction form
    219,313,909.50/481,669,254 = 481,669,254/x
  3. Step 3: Cross multiply
    219,313,909.50x = 481,669,254 × 481,669,254
  4. Step 4: Simplify right side
    219,313,909.50x = 232,005,270,248,916,512
  5. Step 5: Solve for x
    x = 232,005,270,248,916,512/219,313,909.50
  6. Step 6: Final answer
    x = 1,057,868,471.63

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Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.