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Finding the Third Proportional to 3,893,481 and 8,386,011

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Solution

The third proportional to 3,893,481 and 8,386,011 is: 18,062,289.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,893,481 : 8,386,011 = 8,386,011 : x
  2. Step 2: Convert to fraction form
    3,893,481/8,386,011 = 8,386,011/x
  3. Step 3: Cross multiply
    3,893,481x = 8,386,011 × 8,386,011
  4. Step 4: Simplify right side
    3,893,481x = 70,325,180,492,121
  5. Step 5: Solve for x
    x = 70,325,180,492,121/3,893,481
  6. Step 6: Final answer
    x = 18,062,289.37

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.