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Finding the Fourth Proportional to 6,374.66, 9,558.69 and 2,861.65

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Solution

The fourth proportional to 6,374.66, 9,558.69 and 2,861.65 is: 4,290.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,374.66 : 9,558.69 = 2,861.65 : x
  2. Step 2: Convert to fraction form
    6,374.66/9,558.69 = 2,861.65/x
  3. Step 3: Cross multiply
    6,374.66x = 9,558.69 × 2,861.65
  4. Step 4: Simplify right side
    6,374.66x = 27,353,601.34
  5. Step 5: Solve for x
    x = 27,353,601.34/6,374.66
  6. Step 6: Final answer
    x = 4,290.99

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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.