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Finding the Fourth Proportional to 3,009.98, 4,147.16 and 2,250.61

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Solution

The fourth proportional to 3,009.98, 4,147.16 and 2,250.61 is: 3,100.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,009.98 : 4,147.16 = 2,250.61 : x
  2. Step 2: Convert to fraction form
    3,009.98/4,147.16 = 2,250.61/x
  3. Step 3: Cross multiply
    3,009.98x = 4,147.16 × 2,250.61
  4. Step 4: Simplify right side
    3,009.98x = 9,333,618.15
  5. Step 5: Solve for x
    x = 9,333,618.15/3,009.98
  6. Step 6: Final answer
    x = 3,100.89

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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.