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Finding the Fourth Proportional to 5,988.70, 8,984.55 and 2,291.22

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Solution

The fourth proportional to 5,988.70, 8,984.55 and 2,291.22 is: 3,437.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,988.70 : 8,984.55 = 2,291.22 : x
  2. Step 2: Convert to fraction form
    5,988.70/8,984.55 = 2,291.22/x
  3. Step 3: Cross multiply
    5,988.70x = 8,984.55 × 2,291.22
  4. Step 4: Simplify right side
    5,988.70x = 20,585,589.24
  5. Step 5: Solve for x
    x = 20,585,589.24/5,988.70
  6. Step 6: Final answer
    x = 3,437.40

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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.