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Finding the Fourth Proportional to 226,871.10, 337,978.49 and 216,635.94

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Solution

The fourth proportional to 226,871.10, 337,978.49 and 216,635.94 is: 322,730.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,871.10 : 337,978.49 = 216,635.94 : x
  2. Step 2: Convert to fraction form
    226,871.10/337,978.49 = 216,635.94/x
  3. Step 3: Cross multiply
    226,871.10x = 337,978.49 × 216,635.94
  4. Step 4: Simplify right side
    226,871.10x = 73,218,286,797.75
  5. Step 5: Solve for x
    x = 73,218,286,797.75/226,871.10
  6. Step 6: Final answer
    x = 322,730.78

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These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.