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Finding the Third Proportional to 115,961,424 and 248,522,375.50

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Solution

The third proportional to 115,961,424 and 248,522,375.50 is: 532,619,978.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,961,424 : 248,522,375.50 = 248,522,375.50 : x
  2. Step 2: Convert to fraction form
    115,961,424/248,522,375.50 = 248,522,375.50/x
  3. Step 3: Cross multiply
    115,961,424x = 248,522,375.50 × 248,522,375.50
  4. Step 4: Simplify right side
    115,961,424x = 61,763,371,124,163,000
  5. Step 5: Solve for x
    x = 61,763,371,124,163,000/115,961,424
  6. Step 6: Final answer
    x = 532,619,978.21

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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.