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Finding the Third Proportional to 20,322 and 30,537

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Solution

The third proportional to 20,322 and 30,537 is: 45,886.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,322 : 30,537 = 30,537 : x
  2. Step 2: Convert to fraction form
    20,322/30,537 = 30,537/x
  3. Step 3: Cross multiply
    20,322x = 30,537 × 30,537
  4. Step 4: Simplify right side
    20,322x = 932,508,369
  5. Step 5: Solve for x
    x = 932,508,369/20,322
  6. Step 6: Final answer
    x = 45,886.64

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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.