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Finding the Third Proportional to 172,397,625.75 and 383,059,003.50

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Solution

The third proportional to 172,397,625.75 and 383,059,003.50 is: 851,138,172.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,397,625.75 : 383,059,003.50 = 383,059,003.50 : x
  2. Step 2: Convert to fraction form
    172,397,625.75/383,059,003.50 = 383,059,003.50/x
  3. Step 3: Cross multiply
    172,397,625.75x = 383,059,003.50 × 383,059,003.50
  4. Step 4: Simplify right side
    172,397,625.75x = 146,734,200,162,413,024
  5. Step 5: Solve for x
    x = 146,734,200,162,413,024/172,397,625.75
  6. Step 6: Final answer
    x = 851,138,172.72

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Why These Related Problems?

These problems maintain the same ratio (2.22) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.