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Finding the Fourth Proportional to 14,884, 22,326 and 3,940

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Solution

The fourth proportional to 14,884, 22,326 and 3,940 is: 5,910

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,884 : 22,326 = 3,940 : x
  2. Step 2: Convert to fraction form
    14,884/22,326 = 3,940/x
  3. Step 3: Cross multiply
    14,884x = 22,326 × 3,940
  4. Step 4: Simplify right side
    14,884x = 87,964,440
  5. Step 5: Solve for x
    x = 87,964,440/14,884
  6. Step 6: Final answer
    x = 5,910

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.