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Finding the Third Proportional to 682,734 and 983,453

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Solution

The third proportional to 682,734 and 983,453 is: 1,416,627.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    682,734 : 983,453 = 983,453 : x
  2. Step 2: Convert to fraction form
    682,734/983,453 = 983,453/x
  3. Step 3: Cross multiply
    682,734x = 983,453 × 983,453
  4. Step 4: Simplify right side
    682,734x = 967,179,803,209
  5. Step 5: Solve for x
    x = 967,179,803,209/682,734
  6. Step 6: Final answer
    x = 1,416,627.56

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Why These Related Problems?

These problems maintain the same ratio (1.44) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.