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Finding the Fourth Proportional to 444,492.35, 666,738.53 and 414,749.15

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Solution

The fourth proportional to 444,492.35, 666,738.53 and 414,749.15 is: 622,123.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    444,492.35 : 666,738.53 = 414,749.15 : x
  2. Step 2: Convert to fraction form
    444,492.35/666,738.53 = 414,749.15/x
  3. Step 3: Cross multiply
    444,492.35x = 666,738.53 × 414,749.15
  4. Step 4: Simplify right side
    444,492.35x = 276,529,236,516.00
  5. Step 5: Solve for x
    x = 276,529,236,516.00/444,492.35
  6. Step 6: Final answer
    x = 622,123.73

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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.