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Finding the Third Proportional to 4,041,803.25 and 8,731,302.75

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Solution

The third proportional to 4,041,803.25 and 8,731,302.75 is: 18,861,790.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,041,803.25 : 8,731,302.75 = 8,731,302.75 : x
  2. Step 2: Convert to fraction form
    4,041,803.25/8,731,302.75 = 8,731,302.75/x
  3. Step 3: Cross multiply
    4,041,803.25x = 8,731,302.75 × 8,731,302.75
  4. Step 4: Simplify right side
    4,041,803.25x = 76,235,647,712,157.56
  5. Step 5: Solve for x
    x = 76,235,647,712,157.56/4,041,803.25
  6. Step 6: Final answer
    x = 18,861,790.89

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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.