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Finding the Third Proportional to 722,331.50 and 1,081,138

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Solution

The third proportional to 722,331.50 and 1,081,138 is: 1,618,175.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    722,331.50 : 1,081,138 = 1,081,138 : x
  2. Step 2: Convert to fraction form
    722,331.50/1,081,138 = 1,081,138/x
  3. Step 3: Cross multiply
    722,331.50x = 1,081,138 × 1,081,138
  4. Step 4: Simplify right side
    722,331.50x = 1,168,859,375,044
  5. Step 5: Solve for x
    x = 1,168,859,375,044/722,331.50
  6. Step 6: Final answer
    x = 1,618,175.83

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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.