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Finding the Third Proportional to 116,630,644.50 and 251,962,872.75

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Solution

The third proportional to 116,630,644.50 and 251,962,872.75 is: 544,327,689.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,630,644.50 : 251,962,872.75 = 251,962,872.75 : x
  2. Step 2: Convert to fraction form
    116,630,644.50/251,962,872.75 = 251,962,872.75/x
  3. Step 3: Cross multiply
    116,630,644.50x = 251,962,872.75 × 251,962,872.75
  4. Step 4: Simplify right side
    116,630,644.50x = 63,485,289,244,432,696
  5. Step 5: Solve for x
    x = 63,485,289,244,432,696/116,630,644.50
  6. Step 6: Final answer
    x = 544,327,689.49

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.