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Finding the Fourth Proportional to 206,594.20, 309,453.90 and 184,432.60

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Solution

The fourth proportional to 206,594.20, 309,453.90 and 184,432.60 is: 276,258.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    206,594.20 : 309,453.90 = 184,432.60 : x
  2. Step 2: Convert to fraction form
    206,594.20/309,453.90 = 184,432.60/x
  3. Step 3: Cross multiply
    206,594.20x = 309,453.90 × 184,432.60
  4. Step 4: Simplify right side
    206,594.20x = 57,073,387,357.14
  5. Step 5: Solve for x
    x = 57,073,387,357.14/206,594.20
  6. Step 6: Final answer
    x = 276,258.42

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.