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Finding the Third Proportional to 20,558.25 and 44,712

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Solution

The third proportional to 20,558.25 and 44,712 is: 97,243.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,558.25 : 44,712 = 44,712 : x
  2. Step 2: Convert to fraction form
    20,558.25/44,712 = 44,712/x
  3. Step 3: Cross multiply
    20,558.25x = 44,712 × 44,712
  4. Step 4: Simplify right side
    20,558.25x = 1,999,162,944
  5. Step 5: Solve for x
    x = 1,999,162,944/20,558.25
  6. Step 6: Final answer
    x = 97,243.83

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.