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Finding the Fourth Proportional to 373,977, 516,090.99 and 204,211.13

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Solution

The fourth proportional to 373,977, 516,090.99 and 204,211.13 is: 281,812.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    373,977 : 516,090.99 = 204,211.13 : x
  2. Step 2: Convert to fraction form
    373,977/516,090.99 = 204,211.13/x
  3. Step 3: Cross multiply
    373,977x = 516,090.99 × 204,211.13
  4. Step 4: Simplify right side
    373,977x = 105,391,522,436.06
  5. Step 5: Solve for x
    x = 105,391,522,436.06/373,977
  6. Step 6: Final answer
    x = 281,812.85

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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.