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Finding the Fourth Proportional to 373,971.44, 516,082.46 and 204,205.56

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Solution

The fourth proportional to 373,971.44, 516,082.46 and 204,205.56 is: 281,804.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    373,971.44 : 516,082.46 = 204,205.56 : x
  2. Step 2: Convert to fraction form
    373,971.44/516,082.46 = 204,205.56/x
  3. Step 3: Cross multiply
    373,971.44x = 516,082.46 × 204,205.56
  4. Step 4: Simplify right side
    373,971.44x = 105,386,907,750.48
  5. Step 5: Solve for x
    x = 105,386,907,750.48/373,971.44
  6. Step 6: Final answer
    x = 281,804.70

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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.