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Finding the Third Proportional to 544,554 and 864,879.75

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Solution

The third proportional to 544,554 and 864,879.75 is: 1,373,632.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    544,554 : 864,879.75 = 864,879.75 : x
  2. Step 2: Convert to fraction form
    544,554/864,879.75 = 864,879.75/x
  3. Step 3: Cross multiply
    544,554x = 864,879.75 × 864,879.75
  4. Step 4: Simplify right side
    544,554x = 748,016,981,960.06
  5. Step 5: Solve for x
    x = 748,016,981,960.06/544,554
  6. Step 6: Final answer
    x = 1,373,632.33

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Why These Related Problems?

These problems maintain the same ratio (1.59) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.