Home / 297,961.20-446,941.80-276,091.20

Finding the Fourth Proportional to 297,961.20, 446,941.80 and 276,091.20

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Solution

The fourth proportional to 297,961.20, 446,941.80 and 276,091.20 is: 414,136.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    297,961.20 : 446,941.80 = 276,091.20 : x
  2. Step 2: Convert to fraction form
    297,961.20/446,941.80 = 276,091.20/x
  3. Step 3: Cross multiply
    297,961.20x = 446,941.80 × 276,091.20
  4. Step 4: Simplify right side
    297,961.20x = 123,396,697,892.16
  5. Step 5: Solve for x
    x = 123,396,697,892.16/297,961.20
  6. Step 6: Final answer
    x = 414,136.80

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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.