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Finding the Third Proportional to 36,450 and 54,484

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Solution

The third proportional to 36,450 and 54,484 is: 81,440.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,450 : 54,484 = 54,484 : x
  2. Step 2: Convert to fraction form
    36,450/54,484 = 54,484/x
  3. Step 3: Cross multiply
    36,450x = 54,484 × 54,484
  4. Step 4: Simplify right side
    36,450x = 2,968,506,256
  5. Step 5: Solve for x
    x = 2,968,506,256/36,450
  6. Step 6: Final answer
    x = 81,440.50

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.