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Finding the Fourth Proportional to 273,654, 410,144.04 and 194,338.80

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Solution

The fourth proportional to 273,654, 410,144.04 and 194,338.80 is: 291,268.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    273,654 : 410,144.04 = 194,338.80 : x
  2. Step 2: Convert to fraction form
    273,654/410,144.04 = 194,338.80/x
  3. Step 3: Cross multiply
    273,654x = 410,144.04 × 194,338.80
  4. Step 4: Simplify right side
    273,654x = 79,706,900,560.75
  5. Step 5: Solve for x
    x = 79,706,900,560.75/273,654
  6. Step 6: Final answer
    x = 291,268.90

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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.