Home / 271,718.20-407,577.30-171,553.60

Finding the Fourth Proportional to 271,718.20, 407,577.30 and 171,553.60

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Solution

The fourth proportional to 271,718.20, 407,577.30 and 171,553.60 is: 257,330.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    271,718.20 : 407,577.30 = 171,553.60 : x
  2. Step 2: Convert to fraction form
    271,718.20/407,577.30 = 171,553.60/x
  3. Step 3: Cross multiply
    271,718.20x = 407,577.30 × 171,553.60
  4. Step 4: Simplify right side
    271,718.20x = 69,921,353,093.28
  5. Step 5: Solve for x
    x = 69,921,353,093.28/271,718.20
  6. Step 6: Final answer
    x = 257,330.40

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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.