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Finding the Third Proportional to 176,556.50 and 270,072.50

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Solution

The third proportional to 176,556.50 and 270,072.50 is: 413,120.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,556.50 : 270,072.50 = 270,072.50 : x
  2. Step 2: Convert to fraction form
    176,556.50/270,072.50 = 270,072.50/x
  3. Step 3: Cross multiply
    176,556.50x = 270,072.50 × 270,072.50
  4. Step 4: Simplify right side
    176,556.50x = 72,939,155,256.25
  5. Step 5: Solve for x
    x = 72,939,155,256.25/176,556.50
  6. Step 6: Final answer
    x = 413,120.76

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Why These Related Problems?

These problems maintain the same ratio (1.53) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.