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Finding the Third Proportional to 4,076,707.50 and 8,791,766

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Solution

The third proportional to 4,076,707.50 and 8,791,766 is: 18,960,190.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,076,707.50 : 8,791,766 = 8,791,766 : x
  2. Step 2: Convert to fraction form
    4,076,707.50/8,791,766 = 8,791,766/x
  3. Step 3: Cross multiply
    4,076,707.50x = 8,791,766 × 8,791,766
  4. Step 4: Simplify right side
    4,076,707.50x = 77,295,149,398,756
  5. Step 5: Solve for x
    x = 77,295,149,398,756/4,076,707.50
  6. Step 6: Final answer
    x = 18,960,190.15

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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.