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Finding the Third Proportional to 18,492 and 28,044

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Solution

The third proportional to 18,492 and 28,044 is: 42,530.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,492 : 28,044 = 28,044 : x
  2. Step 2: Convert to fraction form
    18,492/28,044 = 28,044/x
  3. Step 3: Cross multiply
    18,492x = 28,044 × 28,044
  4. Step 4: Simplify right side
    18,492x = 786,465,936
  5. Step 5: Solve for x
    x = 786,465,936/18,492
  6. Step 6: Final answer
    x = 42,530.06

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Why These Related Problems?

These problems maintain the same ratio (1.52) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.