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Finding the Third Proportional to 267,007,638 and 554,478,756

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Solution

The third proportional to 267,007,638 and 554,478,756 is: 1,151,452,794.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    267,007,638 : 554,478,756 = 554,478,756 : x
  2. Step 2: Convert to fraction form
    267,007,638/554,478,756 = 554,478,756/x
  3. Step 3: Cross multiply
    267,007,638x = 554,478,756 × 554,478,756
  4. Step 4: Simplify right side
    267,007,638x = 307,446,690,855,307,520
  5. Step 5: Solve for x
    x = 307,446,690,855,307,520/267,007,638
  6. Step 6: Final answer
    x = 1,151,452,794.23

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Why These Related Problems?

These problems maintain the same ratio (2.08) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.