Home / 722,853.32-1,084,139.78-273,609.26

Finding the Fourth Proportional to 722,853.32, 1,084,139.78 and 273,609.26

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Solution

The fourth proportional to 722,853.32, 1,084,139.78 and 273,609.26 is: 410,360.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    722,853.32 : 1,084,139.78 = 273,609.26 : x
  2. Step 2: Convert to fraction form
    722,853.32/1,084,139.78 = 273,609.26/x
  3. Step 3: Cross multiply
    722,853.32x = 1,084,139.78 × 273,609.26
  4. Step 4: Simplify right side
    722,853.32x = 296,630,682,942.36
  5. Step 5: Solve for x
    x = 296,630,682,942.36/722,853.32
  6. Step 6: Final answer
    x = 410,360.82

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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.