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Finding the Third Proportional to 47,548 and 68,532

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Solution

The third proportional to 47,548 and 68,532 is: 98,776.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,548 : 68,532 = 68,532 : x
  2. Step 2: Convert to fraction form
    47,548/68,532 = 68,532/x
  3. Step 3: Cross multiply
    47,548x = 68,532 × 68,532
  4. Step 4: Simplify right side
    47,548x = 4,696,635,024
  5. Step 5: Solve for x
    x = 4,696,635,024/47,548
  6. Step 6: Final answer
    x = 98,776.71

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Why These Related Problems?

These problems maintain the same ratio (1.44) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.