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Finding the Fourth Proportional to 8,437.96, 12,656.70 and 2,594.44

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Solution

The fourth proportional to 8,437.96, 12,656.70 and 2,594.44 is: 3,891.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,437.96 : 12,656.70 = 2,594.44 : x
  2. Step 2: Convert to fraction form
    8,437.96/12,656.70 = 2,594.44/x
  3. Step 3: Cross multiply
    8,437.96x = 12,656.70 × 2,594.44
  4. Step 4: Simplify right side
    8,437.96x = 32,837,048.75
  5. Step 5: Solve for x
    x = 32,837,048.75/8,437.96
  6. Step 6: Final answer
    x = 3,891.59

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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.