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Finding the Fourth Proportional to 350,363.60, 524,940.60 and 162,990.80

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Solution

The fourth proportional to 350,363.60, 524,940.60 and 162,990.80 is: 244,204.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    350,363.60 : 524,940.60 = 162,990.80 : x
  2. Step 2: Convert to fraction form
    350,363.60/524,940.60 = 162,990.80/x
  3. Step 3: Cross multiply
    350,363.60x = 524,940.60 × 162,990.80
  4. Step 4: Simplify right side
    350,363.60x = 85,560,488,346.48
  5. Step 5: Solve for x
    x = 85,560,488,346.48/350,363.60
  6. Step 6: Final answer
    x = 244,204.84

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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.