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Finding the Fourth Proportional to 5,932.96, 8,900.78 and 3,158.17

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Solution

The fourth proportional to 5,932.96, 8,900.78 and 3,158.17 is: 4,737.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,932.96 : 8,900.78 = 3,158.17 : x
  2. Step 2: Convert to fraction form
    5,932.96/8,900.78 = 3,158.17/x
  3. Step 3: Cross multiply
    5,932.96x = 8,900.78 × 3,158.17
  4. Step 4: Simplify right side
    5,932.96x = 28,110,162.02
  5. Step 5: Solve for x
    x = 28,110,162.02/5,932.96
  6. Step 6: Final answer
    x = 4,737.97

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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.