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Finding the Third Proportional to 370,717.50 and 809,394

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Solution

The third proportional to 370,717.50 and 809,394 is: 1,767,164.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    370,717.50 : 809,394 = 809,394 : x
  2. Step 2: Convert to fraction form
    370,717.50/809,394 = 809,394/x
  3. Step 3: Cross multiply
    370,717.50x = 809,394 × 809,394
  4. Step 4: Simplify right side
    370,717.50x = 655,118,647,236
  5. Step 5: Solve for x
    x = 655,118,647,236/370,717.50
  6. Step 6: Final answer
    x = 1,767,164.07

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.