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Finding the Fourth Proportional to 9,668.57, 14,478.21 and 6,371.66

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Solution

The fourth proportional to 9,668.57, 14,478.21 and 6,371.66 is: 9,541.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,668.57 : 14,478.21 = 6,371.66 : x
  2. Step 2: Convert to fraction form
    9,668.57/14,478.21 = 6,371.66/x
  3. Step 3: Cross multiply
    9,668.57x = 14,478.21 × 6,371.66
  4. Step 4: Simplify right side
    9,668.57x = 92,250,267.72
  5. Step 5: Solve for x
    x = 92,250,267.72/9,668.57
  6. Step 6: Final answer
    x = 9,541.26

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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.