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Finding the Fourth Proportional to 224,475.41, 309,782.60 and 122,507.43

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Solution

The fourth proportional to 224,475.41, 309,782.60 and 122,507.43 is: 169,063.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    224,475.41 : 309,782.60 = 122,507.43 : x
  2. Step 2: Convert to fraction form
    224,475.41/309,782.60 = 122,507.43/x
  3. Step 3: Cross multiply
    224,475.41x = 309,782.60 × 122,507.43
  4. Step 4: Simplify right side
    224,475.41x = 37,950,669,687.03
  5. Step 5: Solve for x
    x = 37,950,669,687.03/224,475.41
  6. Step 6: Final answer
    x = 169,063.82

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.