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Finding the Fourth Proportional to 6,903.54, 9,528.17 and 6,481.53

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Solution

The fourth proportional to 6,903.54, 9,528.17 and 6,481.53 is: 8,945.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,903.54 : 9,528.17 = 6,481.53 : x
  2. Step 2: Convert to fraction form
    6,903.54/9,528.17 = 6,481.53/x
  3. Step 3: Cross multiply
    6,903.54x = 9,528.17 × 6,481.53
  4. Step 4: Simplify right side
    6,903.54x = 61,757,087.29
  5. Step 5: Solve for x
    x = 61,757,087.29/6,903.54
  6. Step 6: Final answer
    x = 8,945.71

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.