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Finding the Third Proportional to 38,322 and 51,498

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Solution

The third proportional to 38,322 and 51,498 is: 69,204.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,322 : 51,498 = 51,498 : x
  2. Step 2: Convert to fraction form
    38,322/51,498 = 51,498/x
  3. Step 3: Cross multiply
    38,322x = 51,498 × 51,498
  4. Step 4: Simplify right side
    38,322x = 2,652,044,004
  5. Step 5: Solve for x
    x = 2,652,044,004/38,322
  6. Step 6: Final answer
    x = 69,204.22

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Why These Related Problems?

These problems maintain the same ratio (1.34) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.