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Finding the Third Proportional to 392,610,170.50 and 581,334,745.75

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Solution

The third proportional to 392,610,170.50 and 581,334,745.75 is: 860,777,717.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    392,610,170.50 : 581,334,745.75 = 581,334,745.75 : x
  2. Step 2: Convert to fraction form
    392,610,170.50/581,334,745.75 = 581,334,745.75/x
  3. Step 3: Cross multiply
    392,610,170.50x = 581,334,745.75 × 581,334,745.75
  4. Step 4: Simplify right side
    392,610,170.50x = 337,950,086,616,217,152
  5. Step 5: Solve for x
    x = 337,950,086,616,217,152/392,610,170.50
  6. Step 6: Final answer
    x = 860,777,717.97

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Why These Related Problems?

These problems maintain the same ratio (1.48) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.