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Finding the Third Proportional to 1,707,912.50 and 3,669,085

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Solution

The third proportional to 1,707,912.50 and 3,669,085 is: 7,882,244.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,707,912.50 : 3,669,085 = 3,669,085 : x
  2. Step 2: Convert to fraction form
    1,707,912.50/3,669,085 = 3,669,085/x
  3. Step 3: Cross multiply
    1,707,912.50x = 3,669,085 × 3,669,085
  4. Step 4: Simplify right side
    1,707,912.50x = 13,462,184,737,225
  5. Step 5: Solve for x
    x = 13,462,184,737,225/1,707,912.50
  6. Step 6: Final answer
    x = 7,882,244.98

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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.