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Finding the Fourth Proportional to 8,982.03, 13,480.07 and 6,228.11

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Solution

The fourth proportional to 8,982.03, 13,480.07 and 6,228.11 is: 9,347.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,982.03 : 13,480.07 = 6,228.11 : x
  2. Step 2: Convert to fraction form
    8,982.03/13,480.07 = 6,228.11/x
  3. Step 3: Cross multiply
    8,982.03x = 13,480.07 × 6,228.11
  4. Step 4: Simplify right side
    8,982.03x = 83,955,260.23
  5. Step 5: Solve for x
    x = 83,955,260.23/8,982.03
  6. Step 6: Final answer
    x = 9,347.03

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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.