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Finding the Fourth Proportional to 344,182.56, 474,806.37 and 223,361.74

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Solution

The fourth proportional to 344,182.56, 474,806.37 and 223,361.74 is: 308,131.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    344,182.56 : 474,806.37 = 223,361.74 : x
  2. Step 2: Convert to fraction form
    344,182.56/474,806.37 = 223,361.74/x
  3. Step 3: Cross multiply
    344,182.56x = 474,806.37 × 223,361.74
  4. Step 4: Simplify right side
    344,182.56x = 106,053,576,966.28
  5. Step 5: Solve for x
    x = 106,053,576,966.28/344,182.56
  6. Step 6: Final answer
    x = 308,131.76

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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.