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Finding the Third Proportional to 1,709,378.50 and 3,647,573

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Solution

The third proportional to 1,709,378.50 and 3,647,573 is: 7,783,407.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,709,378.50 : 3,647,573 = 3,647,573 : x
  2. Step 2: Convert to fraction form
    1,709,378.50/3,647,573 = 3,647,573/x
  3. Step 3: Cross multiply
    1,709,378.50x = 3,647,573 × 3,647,573
  4. Step 4: Simplify right side
    1,709,378.50x = 13,304,788,790,329
  5. Step 5: Solve for x
    x = 13,304,788,790,329/1,709,378.50
  6. Step 6: Final answer
    x = 7,783,407.12

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Why These Related Problems?

These problems maintain the same ratio (2.13) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.