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Finding the Third Proportional to 4,203,968 and 9,193,150

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Solution

The third proportional to 4,203,968 and 9,193,150 is: 20,103,389.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,203,968 : 9,193,150 = 9,193,150 : x
  2. Step 2: Convert to fraction form
    4,203,968/9,193,150 = 9,193,150/x
  3. Step 3: Cross multiply
    4,203,968x = 9,193,150 × 9,193,150
  4. Step 4: Simplify right side
    4,203,968x = 84,514,006,922,500
  5. Step 5: Solve for x
    x = 84,514,006,922,500/4,203,968
  6. Step 6: Final answer
    x = 20,103,389.68

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.