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Finding the Fourth Proportional to 5,796.46, 8,693.91 and 1,636.79

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Solution

The fourth proportional to 5,796.46, 8,693.91 and 1,636.79 is: 2,454.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,796.46 : 8,693.91 = 1,636.79 : x
  2. Step 2: Convert to fraction form
    5,796.46/8,693.91 = 1,636.79/x
  3. Step 3: Cross multiply
    5,796.46x = 8,693.91 × 1,636.79
  4. Step 4: Simplify right side
    5,796.46x = 14,230,152.81
  5. Step 5: Solve for x
    x = 14,230,152.81/5,796.46
  6. Step 6: Final answer
    x = 2,454.97

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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.