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Finding the Fourth Proportional to 5,998.28, 8,998.94 and 4,246.72

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Solution

The fourth proportional to 5,998.28, 8,998.94 and 4,246.72 is: 6,371.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,998.28 : 8,998.94 = 4,246.72 : x
  2. Step 2: Convert to fraction form
    5,998.28/8,998.94 = 4,246.72/x
  3. Step 3: Cross multiply
    5,998.28x = 8,998.94 × 4,246.72
  4. Step 4: Simplify right side
    5,998.28x = 38,215,966.60
  5. Step 5: Solve for x
    x = 38,215,966.60/5,998.28
  6. Step 6: Final answer
    x = 6,371.15

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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.