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Finding the Third Proportional to 275,819,455 and 411,337,329.50

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Solution

The third proportional to 275,819,455 and 411,337,329.50 is: 613,438,956.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    275,819,455 : 411,337,329.50 = 411,337,329.50 : x
  2. Step 2: Convert to fraction form
    275,819,455/411,337,329.50 = 411,337,329.50/x
  3. Step 3: Cross multiply
    275,819,455x = 411,337,329.50 × 411,337,329.50
  4. Step 4: Simplify right side
    275,819,455x = 169,198,398,640,191,584
  5. Step 5: Solve for x
    x = 169,198,398,640,191,584/275,819,455
  6. Step 6: Final answer
    x = 613,438,956.44

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.