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Finding the Third Proportional to 54,604 and 84,823

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Solution

The third proportional to 54,604 and 84,823 is: 131,765.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,604 : 84,823 = 84,823 : x
  2. Step 2: Convert to fraction form
    54,604/84,823 = 84,823/x
  3. Step 3: Cross multiply
    54,604x = 84,823 × 84,823
  4. Step 4: Simplify right side
    54,604x = 7,194,941,329
  5. Step 5: Solve for x
    x = 7,194,941,329/54,604
  6. Step 6: Final answer
    x = 131,765.83

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.