Home / 352,289.27-486,158.52-191,144.28

Finding the Fourth Proportional to 352,289.27, 486,158.52 and 191,144.28

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Solution

The fourth proportional to 352,289.27, 486,158.52 and 191,144.28 is: 263,778.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    352,289.27 : 486,158.52 = 191,144.28 : x
  2. Step 2: Convert to fraction form
    352,289.27/486,158.52 = 191,144.28/x
  3. Step 3: Cross multiply
    352,289.27x = 486,158.52 × 191,144.28
  4. Step 4: Simplify right side
    352,289.27x = 92,926,419,533.73
  5. Step 5: Solve for x
    x = 92,926,419,533.73/352,289.27
  6. Step 6: Final answer
    x = 263,778.74

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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.