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Finding the Fourth Proportional to 297,579.20, 446,023.20 and 119,998.40

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Solution

The fourth proportional to 297,579.20, 446,023.20 and 119,998.40 is: 179,858.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    297,579.20 : 446,023.20 = 119,998.40 : x
  2. Step 2: Convert to fraction form
    297,579.20/446,023.20 = 119,998.40/x
  3. Step 3: Cross multiply
    297,579.20x = 446,023.20 × 119,998.40
  4. Step 4: Simplify right side
    297,579.20x = 53,522,070,362.88
  5. Step 5: Solve for x
    x = 53,522,070,362.88/297,579.20
  6. Step 6: Final answer
    x = 179,858.24

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1.5x scale

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.