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Finding the Fourth Proportional to 362,437.62, 500,147.73 and 217,323.49

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Solution

The fourth proportional to 362,437.62, 500,147.73 and 217,323.49 is: 299,896.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    362,437.62 : 500,147.73 = 217,323.49 : x
  2. Step 2: Convert to fraction form
    362,437.62/500,147.73 = 217,323.49/x
  3. Step 3: Cross multiply
    362,437.62x = 500,147.73 × 217,323.49
  4. Step 4: Simplify right side
    362,437.62x = 108,693,850,199.18
  5. Step 5: Solve for x
    x = 108,693,850,199.18/362,437.62
  6. Step 6: Final answer
    x = 299,896.71

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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.