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Finding the Third Proportional to 541,621.69 and 838,226.25

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Solution

The third proportional to 541,621.69 and 838,226.25 is: 1,297,258.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    541,621.69 : 838,226.25 = 838,226.25 : x
  2. Step 2: Convert to fraction form
    541,621.69/838,226.25 = 838,226.25/x
  3. Step 3: Cross multiply
    541,621.69x = 838,226.25 × 838,226.25
  4. Step 4: Simplify right side
    541,621.69x = 702,623,246,189.06
  5. Step 5: Solve for x
    x = 702,623,246,189.06/541,621.69
  6. Step 6: Final answer
    x = 1,297,258.33

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.