Home / 271,914.85-407,872.28-171,531.55

Finding the Fourth Proportional to 271,914.85, 407,872.28 and 171,531.55

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Solution

The fourth proportional to 271,914.85, 407,872.28 and 171,531.55 is: 257,297.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    271,914.85 : 407,872.28 = 171,531.55 : x
  2. Step 2: Convert to fraction form
    271,914.85/407,872.28 = 171,531.55/x
  3. Step 3: Cross multiply
    271,914.85x = 407,872.28 × 171,531.55
  4. Step 4: Simplify right side
    271,914.85x = 69,962,963,532.78
  5. Step 5: Solve for x
    x = 69,962,963,532.78/271,914.85
  6. Step 6: Final answer
    x = 257,297.33

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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.