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Finding the Fourth Proportional to 8,794, 13,192.26 and 3,246.40

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Solution

The fourth proportional to 8,794, 13,192.26 and 3,246.40 is: 4,870.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,794 : 13,192.26 = 3,246.40 : x
  2. Step 2: Convert to fraction form
    8,794/13,192.26 = 3,246.40/x
  3. Step 3: Cross multiply
    8,794x = 13,192.26 × 3,246.40
  4. Step 4: Simplify right side
    8,794x = 42,827,352.86
  5. Step 5: Solve for x
    x = 42,827,352.86/8,794
  6. Step 6: Final answer
    x = 4,870.07

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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.