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Finding the Fourth Proportional to 362,912.29, 500,846.99 and 217,723.53

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Solution

The fourth proportional to 362,912.29, 500,846.99 and 217,723.53 is: 300,475.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    362,912.29 : 500,846.99 = 217,723.53 : x
  2. Step 2: Convert to fraction form
    362,912.29/500,846.99 = 217,723.53/x
  3. Step 3: Cross multiply
    362,912.29x = 500,846.99 × 217,723.53
  4. Step 4: Simplify right side
    362,912.29x = 109,046,174,652.68
  5. Step 5: Solve for x
    x = 109,046,174,652.68/362,912.29
  6. Step 6: Final answer
    x = 300,475.29

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1.5x scale

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.