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Finding the Third Proportional to 20,959 and 45,184

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Solution

The third proportional to 20,959 and 45,184 is: 97,408.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,959 : 45,184 = 45,184 : x
  2. Step 2: Convert to fraction form
    20,959/45,184 = 45,184/x
  3. Step 3: Cross multiply
    20,959x = 45,184 × 45,184
  4. Step 4: Simplify right side
    20,959x = 2,041,593,856
  5. Step 5: Solve for x
    x = 2,041,593,856/20,959
  6. Step 6: Final answer
    x = 97,408.93

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.