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Finding the Fourth Proportional to 8,982.03, 12,394.27 and 5,532.07

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Solution

The fourth proportional to 8,982.03, 12,394.27 and 5,532.07 is: 7,633.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,982.03 : 12,394.27 = 5,532.07 : x
  2. Step 2: Convert to fraction form
    8,982.03/12,394.27 = 5,532.07/x
  3. Step 3: Cross multiply
    8,982.03x = 12,394.27 × 5,532.07
  4. Step 4: Simplify right side
    8,982.03x = 68,565,879.61
  5. Step 5: Solve for x
    x = 68,565,879.61/8,982.03
  6. Step 6: Final answer
    x = 7,633.67

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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.