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Finding the Third Proportional to 921,844.50 and 1,382,790.75

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Solution

The third proportional to 921,844.50 and 1,382,790.75 is: 2,074,222.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    921,844.50 : 1,382,790.75 = 1,382,790.75 : x
  2. Step 2: Convert to fraction form
    921,844.50/1,382,790.75 = 1,382,790.75/x
  3. Step 3: Cross multiply
    921,844.50x = 1,382,790.75 × 1,382,790.75
  4. Step 4: Simplify right side
    921,844.50x = 1,912,110,258,285.56
  5. Step 5: Solve for x
    x = 1,912,110,258,285.56/921,844.50
  6. Step 6: Final answer
    x = 2,074,222.13

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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.