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Finding the Fourth Proportional to 301,081.44, 451,622.24 and 111,606.88

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Solution

The fourth proportional to 301,081.44, 451,622.24 and 111,606.88 is: 167,410.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    301,081.44 : 451,622.24 = 111,606.88 : x
  2. Step 2: Convert to fraction form
    301,081.44/451,622.24 = 111,606.88/x
  3. Step 3: Cross multiply
    301,081.44x = 451,622.24 × 111,606.88
  4. Step 4: Simplify right side
    301,081.44x = 50,404,149,145.01
  5. Step 5: Solve for x
    x = 50,404,149,145.01/301,081.44
  6. Step 6: Final answer
    x = 167,410.35

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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.