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Finding the Fourth Proportional to 323,096.67, 445,882.83 and 177,917.46

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Solution

The fourth proportional to 323,096.67, 445,882.83 and 177,917.46 is: 245,531.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    323,096.67 : 445,882.83 = 177,917.46 : x
  2. Step 2: Convert to fraction form
    323,096.67/445,882.83 = 177,917.46/x
  3. Step 3: Cross multiply
    323,096.67x = 445,882.83 × 177,917.46
  4. Step 4: Simplify right side
    323,096.67x = 79,330,340,740.05
  5. Step 5: Solve for x
    x = 79,330,340,740.05/323,096.67
  6. Step 6: Final answer
    x = 245,531.28

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.