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Finding the Fourth Proportional to 5,797,736.20, 8,696,604.30 and 3,670,222.60

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Solution

The fourth proportional to 5,797,736.20, 8,696,604.30 and 3,670,222.60 is: 5,505,333.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,797,736.20 : 8,696,604.30 = 3,670,222.60 : x
  2. Step 2: Convert to fraction form
    5,797,736.20/8,696,604.30 = 3,670,222.60/x
  3. Step 3: Cross multiply
    5,797,736.20x = 8,696,604.30 × 3,670,222.60
  4. Step 4: Simplify right side
    5,797,736.20x = 31,918,473,645,117.18
  5. Step 5: Solve for x
    x = 31,918,473,645,117.18/5,797,736.20
  6. Step 6: Final answer
    x = 5,505,333.90

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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.