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Finding the Third Proportional to 3,817,179 and 8,320,239

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Solution

The third proportional to 3,817,179 and 8,320,239 is: 18,135,480.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,817,179 : 8,320,239 = 8,320,239 : x
  2. Step 2: Convert to fraction form
    3,817,179/8,320,239 = 8,320,239/x
  3. Step 3: Cross multiply
    3,817,179x = 8,320,239 × 8,320,239
  4. Step 4: Simplify right side
    3,817,179x = 69,226,377,017,121
  5. Step 5: Solve for x
    x = 69,226,377,017,121/3,817,179
  6. Step 6: Final answer
    x = 18,135,480.94

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.