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Finding the Fourth Proportional to 8,733, 12,034.80 and 5,583.72

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Solution

The fourth proportional to 8,733, 12,034.80 and 5,583.72 is: 7,694.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,733 : 12,034.80 = 5,583.72 : x
  2. Step 2: Convert to fraction form
    8,733/12,034.80 = 5,583.72/x
  3. Step 3: Cross multiply
    8,733x = 12,034.80 × 5,583.72
  4. Step 4: Simplify right side
    8,733x = 67,198,953.46
  5. Step 5: Solve for x
    x = 67,198,953.46/8,733
  6. Step 6: Final answer
    x = 7,694.83

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.