Home / 262,837.60-394,256.40-200,629.60

Finding the Fourth Proportional to 262,837.60, 394,256.40 and 200,629.60

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Solution

The fourth proportional to 262,837.60, 394,256.40 and 200,629.60 is: 300,944.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    262,837.60 : 394,256.40 = 200,629.60 : x
  2. Step 2: Convert to fraction form
    262,837.60/394,256.40 = 200,629.60/x
  3. Step 3: Cross multiply
    262,837.60x = 394,256.40 × 200,629.60
  4. Step 4: Simplify right side
    262,837.60x = 79,099,503,829.44
  5. Step 5: Solve for x
    x = 79,099,503,829.44/262,837.60
  6. Step 6: Final answer
    x = 300,944.40

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1.5x scale

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.