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Finding the Third Proportional to 115,961,449.50 and 248,522,431.50

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Solution

The third proportional to 115,961,449.50 and 248,522,431.50 is: 532,620,101.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,961,449.50 : 248,522,431.50 = 248,522,431.50 : x
  2. Step 2: Convert to fraction form
    115,961,449.50/248,522,431.50 = 248,522,431.50/x
  3. Step 3: Cross multiply
    115,961,449.50x = 248,522,431.50 × 248,522,431.50
  4. Step 4: Simplify right side
    115,961,449.50x = 61,763,398,958,672,192
  5. Step 5: Solve for x
    x = 61,763,398,958,672,192/115,961,449.50
  6. Step 6: Final answer
    x = 532,620,101.12

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Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.