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Finding the Fourth Proportional to 9,303.97, 12,839.71 and 5,326.37

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Solution

The fourth proportional to 9,303.97, 12,839.71 and 5,326.37 is: 7,350.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,303.97 : 12,839.71 = 5,326.37 : x
  2. Step 2: Convert to fraction form
    9,303.97/12,839.71 = 5,326.37/x
  3. Step 3: Cross multiply
    9,303.97x = 12,839.71 × 5,326.37
  4. Step 4: Simplify right side
    9,303.97x = 68,389,046.15
  5. Step 5: Solve for x
    x = 68,389,046.15/9,303.97
  6. Step 6: Final answer
    x = 7,350.52

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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.