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Finding the Third Proportional to 20,278,350 and 45,090,533.25

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Solution

The third proportional to 20,278,350 and 45,090,533.25 is: 100,262,407.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,278,350 : 45,090,533.25 = 45,090,533.25 : x
  2. Step 2: Convert to fraction form
    20,278,350/45,090,533.25 = 45,090,533.25/x
  3. Step 3: Cross multiply
    20,278,350x = 45,090,533.25 × 45,090,533.25
  4. Step 4: Simplify right side
    20,278,350x = 2,033,156,188,769,355.50
  5. Step 5: Solve for x
    x = 2,033,156,188,769,355.50/20,278,350
  6. Step 6: Final answer
    x = 100,262,407.38

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Why These Related Problems?

These problems maintain the same ratio (2.22) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.