Home / 267,579.37-400,581.72-178,612.21

Finding the Fourth Proportional to 267,579.37, 400,581.72 and 178,612.21

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Solution

The fourth proportional to 267,579.37, 400,581.72 and 178,612.21 is: 267,392.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    267,579.37 : 400,581.72 = 178,612.21 : x
  2. Step 2: Convert to fraction form
    267,579.37/400,581.72 = 178,612.21/x
  3. Step 3: Cross multiply
    267,579.37x = 400,581.72 × 178,612.21
  4. Step 4: Simplify right side
    267,579.37x = 71,548,786,294.80
  5. Step 5: Solve for x
    x = 71,548,786,294.80/267,579.37
  6. Step 6: Final answer
    x = 267,392.76

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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.