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Finding the Third Proportional to 3,803,019.75 and 8,968,423.78

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Solution

The third proportional to 3,803,019.75 and 8,968,423.78 is: 21,149,673.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,803,019.75 : 8,968,423.78 = 8,968,423.78 : x
  2. Step 2: Convert to fraction form
    3,803,019.75/8,968,423.78 = 8,968,423.78/x
  3. Step 3: Cross multiply
    3,803,019.75x = 8,968,423.78 × 8,968,423.78
  4. Step 4: Simplify right side
    3,803,019.75x = 80,432,625,120,090.55
  5. Step 5: Solve for x
    x = 80,432,625,120,090.55/3,803,019.75
  6. Step 6: Final answer
    x = 21,149,673.26

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Why These Related Problems?

These problems maintain the same ratio (2.36) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.