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Finding the Fourth Proportional to 328,833.96, 453,792.27 and 177,930.96

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Solution

The fourth proportional to 328,833.96, 453,792.27 and 177,930.96 is: 245,545.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    328,833.96 : 453,792.27 = 177,930.96 : x
  2. Step 2: Convert to fraction form
    328,833.96/453,792.27 = 177,930.96/x
  3. Step 3: Cross multiply
    328,833.96x = 453,792.27 × 177,930.96
  4. Step 4: Simplify right side
    328,833.96x = 80,743,694,241.68
  5. Step 5: Solve for x
    x = 80,743,694,241.68/328,833.96
  6. Step 6: Final answer
    x = 245,545.49

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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.