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Finding the Fourth Proportional to 383,373.06, 529,056.99 and 222,323.73

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Solution

The fourth proportional to 383,373.06, 529,056.99 and 222,323.73 is: 306,808.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    383,373.06 : 529,056.99 = 222,323.73 : x
  2. Step 2: Convert to fraction form
    383,373.06/529,056.99 = 222,323.73/x
  3. Step 3: Cross multiply
    383,373.06x = 529,056.99 × 222,323.73
  4. Step 4: Simplify right side
    383,373.06x = 117,621,923,399.37
  5. Step 5: Solve for x
    x = 117,621,923,399.37/383,373.06
  6. Step 6: Final answer
    x = 306,808.00

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.