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Finding the Fourth Proportional to 218,266.04, 327,404.20 and 60,495.86

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Solution

The fourth proportional to 218,266.04, 327,404.20 and 60,495.86 is: 90,745.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    218,266.04 : 327,404.20 = 60,495.86 : x
  2. Step 2: Convert to fraction form
    218,266.04/327,404.20 = 60,495.86/x
  3. Step 3: Cross multiply
    218,266.04x = 327,404.20 × 60,495.86
  4. Step 4: Simplify right side
    218,266.04x = 19,806,598,646.61
  5. Step 5: Solve for x
    x = 19,806,598,646.61/218,266.04
  6. Step 6: Final answer
    x = 90,745.21

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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.