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Finding the Fourth Proportional to 250,855.60, 376,283.16 and 108,584.32

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Solution

The fourth proportional to 250,855.60, 376,283.16 and 108,584.32 is: 162,876.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,855.60 : 376,283.16 = 108,584.32 : x
  2. Step 2: Convert to fraction form
    250,855.60/376,283.16 = 108,584.32/x
  3. Step 3: Cross multiply
    250,855.60x = 376,283.16 × 108,584.32
  4. Step 4: Simplify right side
    250,855.60x = 40,858,451,056.05
  5. Step 5: Solve for x
    x = 40,858,451,056.05/250,855.60
  6. Step 6: Final answer
    x = 162,876.38

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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.