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Finding the Third Proportional to 112,915,912.50 and 172,619,292

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Solution

The third proportional to 112,915,912.50 and 172,619,292 is: 263,890,352.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,915,912.50 : 172,619,292 = 172,619,292 : x
  2. Step 2: Convert to fraction form
    112,915,912.50/172,619,292 = 172,619,292/x
  3. Step 3: Cross multiply
    112,915,912.50x = 172,619,292 × 172,619,292
  4. Step 4: Simplify right side
    112,915,912.50x = 29,797,419,970,581,264
  5. Step 5: Solve for x
    x = 29,797,419,970,581,264/112,915,912.50
  6. Step 6: Final answer
    x = 263,890,352.66

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Why These Related Problems?

These problems maintain the same ratio (1.53) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.