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Finding the Fourth Proportional to 376,202.62, 519,158.19 and 206,439.58

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Solution

The fourth proportional to 376,202.62, 519,158.19 and 206,439.58 is: 284,885.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    376,202.62 : 519,158.19 = 206,439.58 : x
  2. Step 2: Convert to fraction form
    376,202.62/519,158.19 = 206,439.58/x
  3. Step 3: Cross multiply
    376,202.62x = 519,158.19 × 206,439.58
  4. Step 4: Simplify right side
    376,202.62x = 107,174,798,697.16
  5. Step 5: Solve for x
    x = 107,174,798,697.16/376,202.62
  6. Step 6: Final answer
    x = 284,885.84

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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.