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Finding the Fourth Proportional to 8,496.66, 12,733.17 and 7,240.76

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Solution

The fourth proportional to 8,496.66, 12,733.17 and 7,240.76 is: 10,851.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,496.66 : 12,733.17 = 7,240.76 : x
  2. Step 2: Convert to fraction form
    8,496.66/12,733.17 = 7,240.76/x
  3. Step 3: Cross multiply
    8,496.66x = 12,733.17 × 7,240.76
  4. Step 4: Simplify right side
    8,496.66x = 92,197,764.34
  5. Step 5: Solve for x
    x = 92,197,764.34/8,496.66
  6. Step 6: Final answer
    x = 10,851.06

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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.