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Finding the Third Proportional to 25,405,988 and 54,089,234

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Solution

The third proportional to 25,405,988 and 54,089,234 is: 115,155,735.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,405,988 : 54,089,234 = 54,089,234 : x
  2. Step 2: Convert to fraction form
    25,405,988/54,089,234 = 54,089,234/x
  3. Step 3: Cross multiply
    25,405,988x = 54,089,234 × 54,089,234
  4. Step 4: Simplify right side
    25,405,988x = 2,925,645,234,706,756
  5. Step 5: Solve for x
    x = 2,925,645,234,706,756/25,405,988
  6. Step 6: Final answer
    x = 115,155,735.52

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Why These Related Problems?

These problems maintain the same ratio (2.13) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.