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Finding the Fourth Proportional to 9,414, 14,121 and 3,258

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Solution

The fourth proportional to 9,414, 14,121 and 3,258 is: 4,887

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,414 : 14,121 = 3,258 : x
  2. Step 2: Convert to fraction form
    9,414/14,121 = 3,258/x
  3. Step 3: Cross multiply
    9,414x = 14,121 × 3,258
  4. Step 4: Simplify right side
    9,414x = 46,006,218
  5. Step 5: Solve for x
    x = 46,006,218/9,414
  6. Step 6: Final answer
    x = 4,887

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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.