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Finding the Third Proportional to 51,213,778 and 112,642,745.50

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Solution

The third proportional to 51,213,778 and 112,642,745.50 is: 247,753,409.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,213,778 : 112,642,745.50 = 112,642,745.50 : x
  2. Step 2: Convert to fraction form
    51,213,778/112,642,745.50 = 112,642,745.50/x
  3. Step 3: Cross multiply
    51,213,778x = 112,642,745.50 × 112,642,745.50
  4. Step 4: Simplify right side
    51,213,778x = 12,688,388,113,777,770
  5. Step 5: Solve for x
    x = 12,688,388,113,777,770/51,213,778
  6. Step 6: Final answer
    x = 247,753,409.52

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Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.