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Finding the Fourth Proportional to 338,375.49, 466,940.30 and 193,175.52

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Solution

The fourth proportional to 338,375.49, 466,940.30 and 193,175.52 is: 266,572.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    338,375.49 : 466,940.30 = 193,175.52 : x
  2. Step 2: Convert to fraction form
    338,375.49/466,940.30 = 193,175.52/x
  3. Step 3: Cross multiply
    338,375.49x = 466,940.30 × 193,175.52
  4. Step 4: Simplify right side
    338,375.49x = 90,201,434,295.58
  5. Step 5: Solve for x
    x = 90,201,434,295.58/338,375.49
  6. Step 6: Final answer
    x = 266,572.01

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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.