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Finding the Third Proportional to 180,610.50 and 281,256

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Solution

The third proportional to 180,610.50 and 281,256 is: 437,986.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,610.50 : 281,256 = 281,256 : x
  2. Step 2: Convert to fraction form
    180,610.50/281,256 = 281,256/x
  3. Step 3: Cross multiply
    180,610.50x = 281,256 × 281,256
  4. Step 4: Simplify right side
    180,610.50x = 79,104,937,536
  5. Step 5: Solve for x
    x = 79,104,937,536/180,610.50
  6. Step 6: Final answer
    x = 437,986.37

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Why These Related Problems?

These problems maintain the same ratio (1.56) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.