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Finding the Fourth Proportional to 297,457.33, 410,491.11 and 161,491.27

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Solution

The fourth proportional to 297,457.33, 410,491.11 and 161,491.27 is: 222,857.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    297,457.33 : 410,491.11 = 161,491.27 : x
  2. Step 2: Convert to fraction form
    297,457.33/410,491.11 = 161,491.27/x
  3. Step 3: Cross multiply
    297,457.33x = 410,491.11 × 161,491.27
  4. Step 4: Simplify right side
    297,457.33x = 66,290,730,677.61
  5. Step 5: Solve for x
    x = 66,290,730,677.61/297,457.33
  6. Step 6: Final answer
    x = 222,857.95

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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.