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Finding the Fourth Proportional to 271,727.40, 407,591.10 and 246,795.60

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Solution

The fourth proportional to 271,727.40, 407,591.10 and 246,795.60 is: 370,193.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    271,727.40 : 407,591.10 = 246,795.60 : x
  2. Step 2: Convert to fraction form
    271,727.40/407,591.10 = 246,795.60/x
  3. Step 3: Cross multiply
    271,727.40x = 407,591.10 × 246,795.60
  4. Step 4: Simplify right side
    271,727.40x = 100,591,690,079.16
  5. Step 5: Solve for x
    x = 100,591,690,079.16/271,727.40
  6. Step 6: Final answer
    x = 370,193.40

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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.