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Finding the Fourth Proportional to 362,702.46, 500,519.41 and 201,553.37

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Solution

The fourth proportional to 362,702.46, 500,519.41 and 201,553.37 is: 278,138.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    362,702.46 : 500,519.41 = 201,553.37 : x
  2. Step 2: Convert to fraction form
    362,702.46/500,519.41 = 201,553.37/x
  3. Step 3: Cross multiply
    362,702.46x = 500,519.41 × 201,553.37
  4. Step 4: Simplify right side
    362,702.46x = 100,881,373,835.91
  5. Step 5: Solve for x
    x = 100,881,373,835.91/362,702.46
  6. Step 6: Final answer
    x = 278,138.10

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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.