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Finding the Third Proportional to 3,937,020.19 and 8,188,310.25

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Solution

The third proportional to 3,937,020.19 and 8,188,310.25 is: 17,030,246.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,937,020.19 : 8,188,310.25 = 8,188,310.25 : x
  2. Step 2: Convert to fraction form
    3,937,020.19/8,188,310.25 = 8,188,310.25/x
  3. Step 3: Cross multiply
    3,937,020.19x = 8,188,310.25 × 8,188,310.25
  4. Step 4: Simplify right side
    3,937,020.19x = 67,048,424,750,255.06
  5. Step 5: Solve for x
    x = 67,048,424,750,255.06/3,937,020.19
  6. Step 6: Final answer
    x = 17,030,246.62

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Why These Related Problems?

These problems maintain the same ratio (2.08) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.