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Finding the Third Proportional to 536,568 and 726,120

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Solution

The third proportional to 536,568 and 726,120 is: 982,634.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    536,568 : 726,120 = 726,120 : x
  2. Step 2: Convert to fraction form
    536,568/726,120 = 726,120/x
  3. Step 3: Cross multiply
    536,568x = 726,120 × 726,120
  4. Step 4: Simplify right side
    536,568x = 527,250,254,400
  5. Step 5: Solve for x
    x = 527,250,254,400/536,568
  6. Step 6: Final answer
    x = 982,634.55

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Why These Related Problems?

These problems maintain the same ratio (1.35) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.