Home / 263,256.80-394,885.20-174,610.40

Finding the Fourth Proportional to 263,256.80, 394,885.20 and 174,610.40

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Solution

The fourth proportional to 263,256.80, 394,885.20 and 174,610.40 is: 261,915.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,256.80 : 394,885.20 = 174,610.40 : x
  2. Step 2: Convert to fraction form
    263,256.80/394,885.20 = 174,610.40/x
  3. Step 3: Cross multiply
    263,256.80x = 394,885.20 × 174,610.40
  4. Step 4: Simplify right side
    263,256.80x = 68,951,062,726.08
  5. Step 5: Solve for x
    x = 68,951,062,726.08/263,256.80
  6. Step 6: Final answer
    x = 261,915.60

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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.