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Finding the Fourth Proportional to 5,983.74, 8,922.89 and 5,568.21

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Solution

The fourth proportional to 5,983.74, 8,922.89 and 5,568.21 is: 8,303.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,983.74 : 8,922.89 = 5,568.21 : x
  2. Step 2: Convert to fraction form
    5,983.74/8,922.89 = 5,568.21/x
  3. Step 3: Cross multiply
    5,983.74x = 8,922.89 × 5,568.21
  4. Step 4: Simplify right side
    5,983.74x = 49,684,539.25
  5. Step 5: Solve for x
    x = 49,684,539.25/5,983.74
  6. Step 6: Final answer
    x = 8,303.26

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.