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Finding the Fourth Proportional to 8,597.23, 12,879.24 and 6,341.79

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Solution

The fourth proportional to 8,597.23, 12,879.24 and 6,341.79 is: 9,500.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,597.23 : 12,879.24 = 6,341.79 : x
  2. Step 2: Convert to fraction form
    8,597.23/12,879.24 = 6,341.79/x
  3. Step 3: Cross multiply
    8,597.23x = 12,879.24 × 6,341.79
  4. Step 4: Simplify right side
    8,597.23x = 81,677,441.02
  5. Step 5: Solve for x
    x = 81,677,441.02/8,597.23
  6. Step 6: Final answer
    x = 9,500.43

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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.