Home / 362,890.55-500,760.60-201,735.79

Finding the Fourth Proportional to 362,890.55, 500,760.60 and 201,735.79

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Solution

The fourth proportional to 362,890.55, 500,760.60 and 201,735.79 is: 278,379.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    362,890.55 : 500,760.60 = 201,735.79 : x
  2. Step 2: Convert to fraction form
    362,890.55/500,760.60 = 201,735.79/x
  3. Step 3: Cross multiply
    362,890.55x = 500,760.60 × 201,735.79
  4. Step 4: Simplify right side
    362,890.55x = 101,021,333,233.46
  5. Step 5: Solve for x
    x = 101,021,333,233.46/362,890.55
  6. Step 6: Final answer
    x = 278,379.62

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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.