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Finding the Fourth Proportional to 6,270.02, 8,650.87 and 4,939.59

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Solution

The fourth proportional to 6,270.02, 8,650.87 and 4,939.59 is: 6,815.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,270.02 : 8,650.87 = 4,939.59 : x
  2. Step 2: Convert to fraction form
    6,270.02/8,650.87 = 4,939.59/x
  3. Step 3: Cross multiply
    6,270.02x = 8,650.87 × 4,939.59
  4. Step 4: Simplify right side
    6,270.02x = 42,731,750.94
  5. Step 5: Solve for x
    x = 42,731,750.94/6,270.02
  6. Step 6: Final answer
    x = 6,815.25

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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.