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Finding the Fourth Proportional to 7,456.00, 10,289.30 and 4,269.34

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Solution

The fourth proportional to 7,456.00, 10,289.30 and 4,269.34 is: 5,891.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,456.00 : 10,289.30 = 4,269.34 : x
  2. Step 2: Convert to fraction form
    7,456.00/10,289.30 = 4,269.34/x
  3. Step 3: Cross multiply
    7,456.00x = 10,289.30 × 4,269.34
  4. Step 4: Simplify right side
    7,456.00x = 43,928,489.87
  5. Step 5: Solve for x
    x = 43,928,489.87/7,456.00
  6. Step 6: Final answer
    x = 5,891.70

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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.