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Finding the Fourth Proportional to 300,010.00, 450,015.43 and 122,517.01

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Solution

The fourth proportional to 300,010.00, 450,015.43 and 122,517.01 is: 183,775.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    300,010.00 : 450,015.43 = 122,517.01 : x
  2. Step 2: Convert to fraction form
    300,010.00/450,015.43 = 122,517.01/x
  3. Step 3: Cross multiply
    300,010.00x = 450,015.43 × 122,517.01
  4. Step 4: Simplify right side
    300,010.00x = 55,134,542,074.80
  5. Step 5: Solve for x
    x = 55,134,542,074.80/300,010.00
  6. Step 6: Final answer
    x = 183,775.68

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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.