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Finding the Third Proportional to 18,298 and 28,248

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Solution

The third proportional to 18,298 and 28,248 is: 43,608.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,298 : 28,248 = 28,248 : x
  2. Step 2: Convert to fraction form
    18,298/28,248 = 28,248/x
  3. Step 3: Cross multiply
    18,298x = 28,248 × 28,248
  4. Step 4: Simplify right side
    18,298x = 797,949,504
  5. Step 5: Solve for x
    x = 797,949,504/18,298
  6. Step 6: Final answer
    x = 43,608.56

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Why These Related Problems?

These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.