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Finding the Third Proportional to 1,654 and 4,324

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Solution

The third proportional to 1,654 and 4,324 is: 11,304.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,654 : 4,324 = 4,324 : x
  2. Step 2: Convert to fraction form
    1,654/4,324 = 4,324/x
  3. Step 3: Cross multiply
    1,654x = 4,324 × 4,324
  4. Step 4: Simplify right side
    1,654x = 18,696,976
  5. Step 5: Solve for x
    x = 18,696,976/1,654
  6. Step 6: Final answer
    x = 11,304.10

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Why These Related Problems?

These problems maintain the same ratio (2.61) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.