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Finding the Fourth Proportional to 218,583.44, 327,364.85 and 168,264.26

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Solution

The fourth proportional to 218,583.44, 327,364.85 and 168,264.26 is: 252,003.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    218,583.44 : 327,364.85 = 168,264.26 : x
  2. Step 2: Convert to fraction form
    218,583.44/327,364.85 = 168,264.26/x
  3. Step 3: Cross multiply
    218,583.44x = 327,364.85 × 168,264.26
  4. Step 4: Simplify right side
    218,583.44x = 55,083,803,019.10
  5. Step 5: Solve for x
    x = 55,083,803,019.10/218,583.44
  6. Step 6: Final answer
    x = 252,003.56

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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.