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Finding the Third Proportional to 9,168,477 and 19,089,822

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Solution

The third proportional to 9,168,477 and 19,089,822 is: 39,747,201.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,168,477 : 19,089,822 = 19,089,822 : x
  2. Step 2: Convert to fraction form
    9,168,477/19,089,822 = 19,089,822/x
  3. Step 3: Cross multiply
    9,168,477x = 19,089,822 × 19,089,822
  4. Step 4: Simplify right side
    9,168,477x = 364,421,303,991,684
  5. Step 5: Solve for x
    x = 364,421,303,991,684/9,168,477
  6. Step 6: Final answer
    x = 39,747,201.63

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Why These Related Problems?

These problems maintain the same ratio (2.08) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.