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Finding the Fourth Proportional to 7,489.25, 11,233.88 and 2,017.25

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Solution

The fourth proportional to 7,489.25, 11,233.88 and 2,017.25 is: 3,025.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,489.25 : 11,233.88 = 2,017.25 : x
  2. Step 2: Convert to fraction form
    7,489.25/11,233.88 = 2,017.25/x
  3. Step 3: Cross multiply
    7,489.25x = 11,233.88 × 2,017.25
  4. Step 4: Simplify right side
    7,489.25x = 22,661,534.34
  5. Step 5: Solve for x
    x = 22,661,534.34/7,489.25
  6. Step 6: Final answer
    x = 3,025.88

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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.