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Finding the Third Proportional to 8,190,774 and 17,773,851

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Solution

The third proportional to 8,190,774 and 17,773,851 is: 38,568,977.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,190,774 : 17,773,851 = 17,773,851 : x
  2. Step 2: Convert to fraction form
    8,190,774/17,773,851 = 17,773,851/x
  3. Step 3: Cross multiply
    8,190,774x = 17,773,851 × 17,773,851
  4. Step 4: Simplify right side
    8,190,774x = 315,909,779,370,201
  5. Step 5: Solve for x
    x = 315,909,779,370,201/8,190,774
  6. Step 6: Final answer
    x = 38,568,977.65

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.