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Finding the Fourth Proportional to 218,608.04, 327,912.06 and 60,848.80

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Solution

The fourth proportional to 218,608.04, 327,912.06 and 60,848.80 is: 91,273.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    218,608.04 : 327,912.06 = 60,848.80 : x
  2. Step 2: Convert to fraction form
    218,608.04/327,912.06 = 60,848.80/x
  3. Step 3: Cross multiply
    218,608.04x = 327,912.06 × 60,848.80
  4. Step 4: Simplify right side
    218,608.04x = 19,953,055,356.53
  5. Step 5: Solve for x
    x = 19,953,055,356.53/218,608.04
  6. Step 6: Final answer
    x = 91,273.20

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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.