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Finding the Third Proportional to 26,446.50 and 40,155

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Solution

The third proportional to 26,446.50 and 40,155 is: 60,969.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,446.50 : 40,155 = 40,155 : x
  2. Step 2: Convert to fraction form
    26,446.50/40,155 = 40,155/x
  3. Step 3: Cross multiply
    26,446.50x = 40,155 × 40,155
  4. Step 4: Simplify right side
    26,446.50x = 1,612,424,025
  5. Step 5: Solve for x
    x = 1,612,424,025/26,446.50
  6. Step 6: Final answer
    x = 60,969.28

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Why These Related Problems?

These problems maintain the same ratio (1.52) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.