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Finding the Fourth Proportional to 6,602.48, 9,903.02 and 3,481.23

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Solution

The fourth proportional to 6,602.48, 9,903.02 and 3,481.23 is: 5,221.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,602.48 : 9,903.02 = 3,481.23 : x
  2. Step 2: Convert to fraction form
    6,602.48/9,903.02 = 3,481.23/x
  3. Step 3: Cross multiply
    6,602.48x = 9,903.02 × 3,481.23
  4. Step 4: Simplify right side
    6,602.48x = 34,474,672.91
  5. Step 5: Solve for x
    x = 34,474,672.91/6,602.48
  6. Step 6: Final answer
    x = 5,221.48

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1.5x scale

Why These Related Problems?

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