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Finding the Fourth Proportional to 252,067.80, 378,101.70 and 224,511.60

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Solution

The fourth proportional to 252,067.80, 378,101.70 and 224,511.60 is: 336,767.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,067.80 : 378,101.70 = 224,511.60 : x
  2. Step 2: Convert to fraction form
    252,067.80/378,101.70 = 224,511.60/x
  3. Step 3: Cross multiply
    252,067.80x = 378,101.70 × 224,511.60
  4. Step 4: Simplify right side
    252,067.80x = 84,888,217,629.72
  5. Step 5: Solve for x
    x = 84,888,217,629.72/252,067.80
  6. Step 6: Final answer
    x = 336,767.40

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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.