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Finding the Fourth Proportional to 328,149.60, 452,846.40 and 177,246.56

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Solution

The fourth proportional to 328,149.60, 452,846.40 and 177,246.56 is: 244,600.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    328,149.60 : 452,846.40 = 177,246.56 : x
  2. Step 2: Convert to fraction form
    328,149.60/452,846.40 = 177,246.56/x
  3. Step 3: Cross multiply
    328,149.60x = 452,846.40 × 177,246.56
  4. Step 4: Simplify right side
    328,149.60x = 80,265,466,608.38
  5. Step 5: Solve for x
    x = 80,265,466,608.38/328,149.60
  6. Step 6: Final answer
    x = 244,600.23

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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.