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Finding the Fourth Proportional to 362,759.99, 500,605.18 and 201,611.57

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Solution

The fourth proportional to 362,759.99, 500,605.18 and 201,611.57 is: 278,221.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    362,759.99 : 500,605.18 = 201,611.57 : x
  2. Step 2: Convert to fraction form
    362,759.99/500,605.18 = 201,611.57/x
  3. Step 3: Cross multiply
    362,759.99x = 500,605.18 × 201,611.57
  4. Step 4: Simplify right side
    362,759.99x = 100,927,797,037.42
  5. Step 5: Solve for x
    x = 100,927,797,037.42/362,759.99
  6. Step 6: Final answer
    x = 278,221.97

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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.