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Finding the Third Proportional to 7,464 and 17,868

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Solution

The third proportional to 7,464 and 17,868 is: 42,774.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,464 : 17,868 = 17,868 : x
  2. Step 2: Convert to fraction form
    7,464/17,868 = 17,868/x
  3. Step 3: Cross multiply
    7,464x = 17,868 × 17,868
  4. Step 4: Simplify right side
    7,464x = 319,265,424
  5. Step 5: Solve for x
    x = 319,265,424/7,464
  6. Step 6: Final answer
    x = 42,774.04

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Why These Related Problems?

These problems maintain the same ratio (2.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.