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Finding the Third Proportional to 25,784 and 53,800

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Solution

The third proportional to 25,784 and 53,800 is: 112,257.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,784 : 53,800 = 53,800 : x
  2. Step 2: Convert to fraction form
    25,784/53,800 = 53,800/x
  3. Step 3: Cross multiply
    25,784x = 53,800 × 53,800
  4. Step 4: Simplify right side
    25,784x = 2,894,440,000
  5. Step 5: Solve for x
    x = 2,894,440,000/25,784
  6. Step 6: Final answer
    x = 112,257.21

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Why These Related Problems?

These problems maintain the same ratio (2.09) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.