Home / 297,619.01-410,717.25-161,655.61

Finding the Fourth Proportional to 297,619.01, 410,717.25 and 161,655.61

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Solution

The fourth proportional to 297,619.01, 410,717.25 and 161,655.61 is: 223,086.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    297,619.01 : 410,717.25 = 161,655.61 : x
  2. Step 2: Convert to fraction form
    297,619.01/410,717.25 = 161,655.61/x
  3. Step 3: Cross multiply
    297,619.01x = 410,717.25 × 161,655.61
  4. Step 4: Simplify right side
    297,619.01x = 66,394,747,586.27
  5. Step 5: Solve for x
    x = 66,394,747,586.27/297,619.01
  6. Step 6: Final answer
    x = 223,086.38

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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.