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Finding the Fourth Proportional to 218,238.84, 327,321.76 and 60,483.24

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Solution

The fourth proportional to 218,238.84, 327,321.76 and 60,483.24 is: 90,714.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    218,238.84 : 327,321.76 = 60,483.24 : x
  2. Step 2: Convert to fraction form
    218,238.84/327,321.76 = 60,483.24/x
  3. Step 3: Cross multiply
    218,238.84x = 327,321.76 × 60,483.24
  4. Step 4: Simplify right side
    218,238.84x = 19,797,480,567.30
  5. Step 5: Solve for x
    x = 19,797,480,567.30/218,238.84
  6. Step 6: Final answer
    x = 90,714.74

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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.