Home / 271,496.20-407,244.30-171,331.60

Finding the Fourth Proportional to 271,496.20, 407,244.30 and 171,331.60

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Solution

The fourth proportional to 271,496.20, 407,244.30 and 171,331.60 is: 256,997.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    271,496.20 : 407,244.30 = 171,331.60 : x
  2. Step 2: Convert to fraction form
    271,496.20/407,244.30 = 171,331.60/x
  3. Step 3: Cross multiply
    271,496.20x = 407,244.30 × 171,331.60
  4. Step 4: Simplify right side
    271,496.20x = 69,773,817,509.88
  5. Step 5: Solve for x
    x = 69,773,817,509.88/271,496.20
  6. Step 6: Final answer
    x = 256,997.40

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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.