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Finding the Fourth Proportional to 338,176.80, 466,671.60 and 194,942.88

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Solution

The fourth proportional to 338,176.80, 466,671.60 and 194,942.88 is: 269,014.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    338,176.80 : 466,671.60 = 194,942.88 : x
  2. Step 2: Convert to fraction form
    338,176.80/466,671.60 = 194,942.88/x
  3. Step 3: Cross multiply
    338,176.80x = 466,671.60 × 194,942.88
  4. Step 4: Simplify right side
    338,176.80x = 90,974,305,718.21
  5. Step 5: Solve for x
    x = 90,974,305,718.21/338,176.80
  6. Step 6: Final answer
    x = 269,014.04

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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.