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Finding the Fourth Proportional to 9,393.33, 12,962.77 and 5,414.42

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Solution

The fourth proportional to 9,393.33, 12,962.77 and 5,414.42 is: 7,471.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,393.33 : 12,962.77 = 5,414.42 : x
  2. Step 2: Convert to fraction form
    9,393.33/12,962.77 = 5,414.42/x
  3. Step 3: Cross multiply
    9,393.33x = 12,962.77 × 5,414.42
  4. Step 4: Simplify right side
    9,393.33x = 70,185,881.14
  5. Step 5: Solve for x
    x = 70,185,881.14/9,393.33
  6. Step 6: Final answer
    x = 7,471.88

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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.