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Finding the Fourth Proportional to 5,984.97, 8,981.56 and 2,089.38

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Solution

The fourth proportional to 5,984.97, 8,981.56 and 2,089.38 is: 3,135.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,984.97 : 8,981.56 = 2,089.38 : x
  2. Step 2: Convert to fraction form
    5,984.97/8,981.56 = 2,089.38/x
  3. Step 3: Cross multiply
    5,984.97x = 8,981.56 × 2,089.38
  4. Step 4: Simplify right side
    5,984.97x = 18,765,852.93
  5. Step 5: Solve for x
    x = 18,765,852.93/5,984.97
  6. Step 6: Final answer
    x = 3,135.50

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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.