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Finding the Fourth Proportional to 637,770.50, 880,046.61 and 365,824.34

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Solution

The fourth proportional to 637,770.50, 880,046.61 and 365,824.34 is: 504,793.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    637,770.50 : 880,046.61 = 365,824.34 : x
  2. Step 2: Convert to fraction form
    637,770.50/880,046.61 = 365,824.34/x
  3. Step 3: Cross multiply
    637,770.50x = 880,046.61 × 365,824.34
  4. Step 4: Simplify right side
    637,770.50x = 321,942,470,272.49
  5. Step 5: Solve for x
    x = 321,942,470,272.49/637,770.50
  6. Step 6: Final answer
    x = 504,793.61

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.