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Finding the Third Proportional to 3,778,065 and 8,153,172

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Solution

The third proportional to 3,778,065 and 8,153,172 is: 17,594,777.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,778,065 : 8,153,172 = 8,153,172 : x
  2. Step 2: Convert to fraction form
    3,778,065/8,153,172 = 8,153,172/x
  3. Step 3: Cross multiply
    3,778,065x = 8,153,172 × 8,153,172
  4. Step 4: Simplify right side
    3,778,065x = 66,474,213,661,584
  5. Step 5: Solve for x
    x = 66,474,213,661,584/3,778,065
  6. Step 6: Final answer
    x = 17,594,777.66

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.