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Finding the Fourth Proportional to 362,531.39, 500,279.41 and 201,396.57

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Solution

The fourth proportional to 362,531.39, 500,279.41 and 201,396.57 is: 277,919.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    362,531.39 : 500,279.41 = 201,396.57 : x
  2. Step 2: Convert to fraction form
    362,531.39/500,279.41 = 201,396.57/x
  3. Step 3: Cross multiply
    362,531.39x = 500,279.41 × 201,396.57
  4. Step 4: Simplify right side
    362,531.39x = 100,754,557,467.37
  5. Step 5: Solve for x
    x = 100,754,557,467.37/362,531.39
  6. Step 6: Final answer
    x = 277,919.54

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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.