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Finding the Fourth Proportional to 366,920.20, 550,380.30 and 177,471.33

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Solution

The fourth proportional to 366,920.20, 550,380.30 and 177,471.33 is: 266,207.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,920.20 : 550,380.30 = 177,471.33 : x
  2. Step 2: Convert to fraction form
    366,920.20/550,380.30 = 177,471.33/x
  3. Step 3: Cross multiply
    366,920.20x = 550,380.30 × 177,471.33
  4. Step 4: Simplify right side
    366,920.20x = 97,676,723,846.80
  5. Step 5: Solve for x
    x = 97,676,723,846.80/366,920.20
  6. Step 6: Final answer
    x = 266,207.00

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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.