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Finding the Fourth Proportional to 483,523.52, 725,034.87 and 217,054.58

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Solution

The fourth proportional to 483,523.52, 725,034.87 and 217,054.58 is: 325,469.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    483,523.52 : 725,034.87 = 217,054.58 : x
  2. Step 2: Convert to fraction form
    483,523.52/725,034.87 = 217,054.58/x
  3. Step 3: Cross multiply
    483,523.52x = 725,034.87 × 217,054.58
  4. Step 4: Simplify right side
    483,523.52x = 157,372,135,568.03
  5. Step 5: Solve for x
    x = 157,372,135,568.03/483,523.52
  6. Step 6: Final answer
    x = 325,469.46

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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.