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Finding the Fourth Proportional to 6,904,491.60, 9,528,000 and 3,848,640.24

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Solution

The fourth proportional to 6,904,491.60, 9,528,000 and 3,848,640.24 is: 5,311,012.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,904,491.60 : 9,528,000 = 3,848,640.24 : x
  2. Step 2: Convert to fraction form
    6,904,491.60/9,528,000 = 3,848,640.24/x
  3. Step 3: Cross multiply
    6,904,491.60x = 9,528,000 × 3,848,640.24
  4. Step 4: Simplify right side
    6,904,491.60x = 36,669,844,206,720
  5. Step 5: Solve for x
    x = 36,669,844,206,720/6,904,491.60
  6. Step 6: Final answer
    x = 5,311,012.94

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