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Finding the Third Proportional to 30,532 and 48,257

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Solution

The third proportional to 30,532 and 48,257 is: 76,272.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,532 : 48,257 = 48,257 : x
  2. Step 2: Convert to fraction form
    30,532/48,257 = 48,257/x
  3. Step 3: Cross multiply
    30,532x = 48,257 × 48,257
  4. Step 4: Simplify right side
    30,532x = 2,328,738,049
  5. Step 5: Solve for x
    x = 2,328,738,049/30,532
  6. Step 6: Final answer
    x = 76,272.04

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Why These Related Problems?

These problems maintain the same ratio (1.58) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.