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Finding the Fourth Proportional to 362,667.42, 500,474.43 and 201,519.54

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Solution

The fourth proportional to 362,667.42, 500,474.43 and 201,519.54 is: 278,093.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    362,667.42 : 500,474.43 = 201,519.54 : x
  2. Step 2: Convert to fraction form
    362,667.42/500,474.43 = 201,519.54/x
  3. Step 3: Cross multiply
    362,667.42x = 500,474.43 × 201,519.54
  4. Step 4: Simplify right side
    362,667.42x = 100,855,376,915.36
  5. Step 5: Solve for x
    x = 100,855,376,915.36/362,667.42
  6. Step 6: Final answer
    x = 278,093.29

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.