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Finding the Fourth Proportional to 8,483.64, 11,704.23 and 6,250.86

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Solution

The fourth proportional to 8,483.64, 11,704.23 and 6,250.86 is: 8,623.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,483.64 : 11,704.23 = 6,250.86 : x
  2. Step 2: Convert to fraction form
    8,483.64/11,704.23 = 6,250.86/x
  3. Step 3: Cross multiply
    8,483.64x = 11,704.23 × 6,250.86
  4. Step 4: Simplify right side
    8,483.64x = 73,161,503.14
  5. Step 5: Solve for x
    x = 73,161,503.14/8,483.64
  6. Step 6: Final answer
    x = 8,623.83

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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.