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Finding the Fourth Proportional to 362,883.87, 500,751.38 and 201,729.11

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Solution

The fourth proportional to 362,883.87, 500,751.38 and 201,729.11 is: 278,370.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    362,883.87 : 500,751.38 = 201,729.11 : x
  2. Step 2: Convert to fraction form
    362,883.87/500,751.38 = 201,729.11/x
  3. Step 3: Cross multiply
    362,883.87x = 500,751.38 × 201,729.11
  4. Step 4: Simplify right side
    362,883.87x = 101,016,128,776.56
  5. Step 5: Solve for x
    x = 101,016,128,776.56/362,883.87
  6. Step 6: Final answer
    x = 278,370.40

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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.