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Finding the Fourth Proportional to 244,584.70, 366,877.05 and 220,090.30

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Solution

The fourth proportional to 244,584.70, 366,877.05 and 220,090.30 is: 330,135.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    244,584.70 : 366,877.05 = 220,090.30 : x
  2. Step 2: Convert to fraction form
    244,584.70/366,877.05 = 220,090.30/x
  3. Step 3: Cross multiply
    244,584.70x = 366,877.05 × 220,090.30
  4. Step 4: Simplify right side
    244,584.70x = 80,746,079,997.62
  5. Step 5: Solve for x
    x = 80,746,079,997.62/244,584.70
  6. Step 6: Final answer
    x = 330,135.45

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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.