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Finding the Fourth Proportional to 8,596.13, 12,894.80 and 3,402

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Solution

The fourth proportional to 8,596.13, 12,894.80 and 3,402 is: 5,103.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,596.13 : 12,894.80 = 3,402 : x
  2. Step 2: Convert to fraction form
    8,596.13/12,894.80 = 3,402/x
  3. Step 3: Cross multiply
    8,596.13x = 12,894.80 × 3,402
  4. Step 4: Simplify right side
    8,596.13x = 43,868,092.59
  5. Step 5: Solve for x
    x = 43,868,092.59/8,596.13
  6. Step 6: Final answer
    x = 5,103.24

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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.