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Finding the Fourth Proportional to 362,804.60, 500,648.91 and 201,654.11

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Solution

The fourth proportional to 362,804.60, 500,648.91 and 201,654.11 is: 278,270.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    362,804.60 : 500,648.91 = 201,654.11 : x
  2. Step 2: Convert to fraction form
    362,804.60/500,648.91 = 201,654.11/x
  3. Step 3: Cross multiply
    362,804.60x = 500,648.91 × 201,654.11
  4. Step 4: Simplify right side
    362,804.60x = 100,957,910,368.52
  5. Step 5: Solve for x
    x = 100,957,910,368.52/362,804.60
  6. Step 6: Final answer
    x = 278,270.76

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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.