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Finding the Fourth Proportional to 329,037.63, 454,102.59 and 199,946.31

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Solution

The fourth proportional to 329,037.63, 454,102.59 and 199,946.31 is: 275,944.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    329,037.63 : 454,102.59 = 199,946.31 : x
  2. Step 2: Convert to fraction form
    329,037.63/454,102.59 = 199,946.31/x
  3. Step 3: Cross multiply
    329,037.63x = 454,102.59 × 199,946.31
  4. Step 4: Simplify right side
    329,037.63x = 90,796,137,231.94
  5. Step 5: Solve for x
    x = 90,796,137,231.94/329,037.63
  6. Step 6: Final answer
    x = 275,944.54

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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.