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Finding the Fourth Proportional to 193,080.80, 289,599.84 and 50,940.48

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Solution

The fourth proportional to 193,080.80, 289,599.84 and 50,940.48 is: 76,405.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,080.80 : 289,599.84 = 50,940.48 : x
  2. Step 2: Convert to fraction form
    193,080.80/289,599.84 = 50,940.48/x
  3. Step 3: Cross multiply
    193,080.80x = 289,599.84 × 50,940.48
  4. Step 4: Simplify right side
    193,080.80x = 14,752,354,857.52
  5. Step 5: Solve for x
    x = 14,752,354,857.52/193,080.80
  6. Step 6: Final answer
    x = 76,405.08

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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.