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Finding the Third Proportional to 48,424 and 104,280

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Solution

The third proportional to 48,424 and 104,280 is: 224,564.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,424 : 104,280 = 104,280 : x
  2. Step 2: Convert to fraction form
    48,424/104,280 = 104,280/x
  3. Step 3: Cross multiply
    48,424x = 104,280 × 104,280
  4. Step 4: Simplify right side
    48,424x = 10,874,318,400
  5. Step 5: Solve for x
    x = 10,874,318,400/48,424
  6. Step 6: Final answer
    x = 224,564.65

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.