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Finding the Fourth Proportional to 8,906.28, 13,347.03 and 7,364.82

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Solution

The fourth proportional to 8,906.28, 13,347.03 and 7,364.82 is: 11,036.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,906.28 : 13,347.03 = 7,364.82 : x
  2. Step 2: Convert to fraction form
    8,906.28/13,347.03 = 7,364.82/x
  3. Step 3: Cross multiply
    8,906.28x = 13,347.03 × 7,364.82
  4. Step 4: Simplify right side
    8,906.28x = 98,298,473.48
  5. Step 5: Solve for x
    x = 98,298,473.48/8,906.28
  6. Step 6: Final answer
    x = 11,036.98

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.