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Finding the Fourth Proportional to 437,373.27, 656,115.49 and 171,099.64

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Solution

The fourth proportional to 437,373.27, 656,115.49 and 171,099.64 is: 256,671.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    437,373.27 : 656,115.49 = 171,099.64 : x
  2. Step 2: Convert to fraction form
    437,373.27/656,115.49 = 171,099.64/x
  3. Step 3: Cross multiply
    437,373.27x = 656,115.49 × 171,099.64
  4. Step 4: Simplify right side
    437,373.27x = 112,261,125,171.44
  5. Step 5: Solve for x
    x = 112,261,125,171.44/437,373.27
  6. Step 6: Final answer
    x = 256,671.21

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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.