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Finding the Third Proportional to 450,736 and 674,696

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Solution

The third proportional to 450,736 and 674,696 is: 1,009,936.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    450,736 : 674,696 = 674,696 : x
  2. Step 2: Convert to fraction form
    450,736/674,696 = 674,696/x
  3. Step 3: Cross multiply
    450,736x = 674,696 × 674,696
  4. Step 4: Simplify right side
    450,736x = 455,214,692,416
  5. Step 5: Solve for x
    x = 455,214,692,416/450,736
  6. Step 6: Final answer
    x = 1,009,936.40

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.