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Finding the Fourth Proportional to 303,189.57, 454,832.55 and 100,792.86

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Solution

The fourth proportional to 303,189.57, 454,832.55 and 100,792.86 is: 151,205.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    303,189.57 : 454,832.55 = 100,792.86 : x
  2. Step 2: Convert to fraction form
    303,189.57/454,832.55 = 100,792.86/x
  3. Step 3: Cross multiply
    303,189.57x = 454,832.55 × 100,792.86
  4. Step 4: Simplify right side
    303,189.57x = 45,843,873,535.59
  5. Step 5: Solve for x
    x = 45,843,873,535.59/303,189.57
  6. Step 6: Final answer
    x = 151,205.31

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.