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Finding the Fourth Proportional to 190,960.44, 286,441.44 and 64,601.64

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Solution

The fourth proportional to 190,960.44, 286,441.44 and 64,601.64 is: 96,902.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,960.44 : 286,441.44 = 64,601.64 : x
  2. Step 2: Convert to fraction form
    190,960.44/286,441.44 = 64,601.64/x
  3. Step 3: Cross multiply
    190,960.44x = 286,441.44 × 64,601.64
  4. Step 4: Simplify right side
    190,960.44x = 18,504,586,787.96
  5. Step 5: Solve for x
    x = 18,504,586,787.96/190,960.44
  6. Step 6: Final answer
    x = 96,902.72

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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.