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Finding the Third Proportional to 754,561.50 and 1,138,923

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Solution

The third proportional to 754,561.50 and 1,138,923 is: 1,719,072.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    754,561.50 : 1,138,923 = 1,138,923 : x
  2. Step 2: Convert to fraction form
    754,561.50/1,138,923 = 1,138,923/x
  3. Step 3: Cross multiply
    754,561.50x = 1,138,923 × 1,138,923
  4. Step 4: Simplify right side
    754,561.50x = 1,297,145,599,929
  5. Step 5: Solve for x
    x = 1,297,145,599,929/754,561.50
  6. Step 6: Final answer
    x = 1,719,072.07

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.