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Finding the Third Proportional to 61,698,481.50 and 125,551,720.50

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Solution

The third proportional to 61,698,481.50 and 125,551,720.50 is: 255,488,208.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,698,481.50 : 125,551,720.50 = 125,551,720.50 : x
  2. Step 2: Convert to fraction form
    61,698,481.50/125,551,720.50 = 125,551,720.50/x
  3. Step 3: Cross multiply
    61,698,481.50x = 125,551,720.50 × 125,551,720.50
  4. Step 4: Simplify right side
    61,698,481.50x = 15,763,234,520,510,120
  5. Step 5: Solve for x
    x = 15,763,234,520,510,120/61,698,481.50
  6. Step 6: Final answer
    x = 255,488,208.74

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Why These Related Problems?

These problems maintain the same ratio (2.03) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.