Home / 263,552.83-394,915.28-203,727.89

Finding the Fourth Proportional to 263,552.83, 394,915.28 and 203,727.89

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Solution

The fourth proportional to 263,552.83, 394,915.28 and 203,727.89 is: 305,271.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,552.83 : 394,915.28 = 203,727.89 : x
  2. Step 2: Convert to fraction form
    263,552.83/394,915.28 = 203,727.89/x
  3. Step 3: Cross multiply
    263,552.83x = 394,915.28 × 203,727.89
  4. Step 4: Simplify right side
    263,552.83x = 80,455,258,219.77
  5. Step 5: Solve for x
    x = 80,455,258,219.77/263,552.83
  6. Step 6: Final answer
    x = 305,271.85

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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.