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Finding the Fourth Proportional to 298,336.28, 411,600.16 and 169,259.54

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Solution

The fourth proportional to 298,336.28, 411,600.16 and 169,259.54 is: 233,519.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    298,336.28 : 411,600.16 = 169,259.54 : x
  2. Step 2: Convert to fraction form
    298,336.28/411,600.16 = 169,259.54/x
  3. Step 3: Cross multiply
    298,336.28x = 411,600.16 × 169,259.54
  4. Step 4: Simplify right side
    298,336.28x = 69,667,253,745.53
  5. Step 5: Solve for x
    x = 69,667,253,745.53/298,336.28
  6. Step 6: Final answer
    x = 233,519.21

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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.