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Finding the Third Proportional to 15,224,990 and 33,478,228

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Solution

The third proportional to 15,224,990 and 33,478,228 is: 73,615,270.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,224,990 : 33,478,228 = 33,478,228 : x
  2. Step 2: Convert to fraction form
    15,224,990/33,478,228 = 33,478,228/x
  3. Step 3: Cross multiply
    15,224,990x = 33,478,228 × 33,478,228
  4. Step 4: Simplify right side
    15,224,990x = 1,120,791,750,019,984
  5. Step 5: Solve for x
    x = 1,120,791,750,019,984/15,224,990
  6. Step 6: Final answer
    x = 73,615,270.03

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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.