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Finding the Fourth Proportional to 5,990.66, 9,030.84 and 5,589.25

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Solution

The fourth proportional to 5,990.66, 9,030.84 and 5,589.25 is: 8,425.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,990.66 : 9,030.84 = 5,589.25 : x
  2. Step 2: Convert to fraction form
    5,990.66/9,030.84 = 5,589.25/x
  3. Step 3: Cross multiply
    5,990.66x = 9,030.84 × 5,589.25
  4. Step 4: Simplify right side
    5,990.66x = 50,475,661.17
  5. Step 5: Solve for x
    x = 50,475,661.17/5,990.66
  6. Step 6: Final answer
    x = 8,425.73

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.