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Finding the Third Proportional to 15,443,883 and 33,990,390

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Solution

The third proportional to 15,443,883 and 33,990,390 is: 74,809,334.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,443,883 : 33,990,390 = 33,990,390 : x
  2. Step 2: Convert to fraction form
    15,443,883/33,990,390 = 33,990,390/x
  3. Step 3: Cross multiply
    15,443,883x = 33,990,390 × 33,990,390
  4. Step 4: Simplify right side
    15,443,883x = 1,155,346,612,352,100
  5. Step 5: Solve for x
    x = 1,155,346,612,352,100/15,443,883
  6. Step 6: Final answer
    x = 74,809,334.70

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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.