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Finding the Fourth Proportional to 276,375.65, 414,539.57 and 168,277.10

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Solution

The fourth proportional to 276,375.65, 414,539.57 and 168,277.10 is: 252,401.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    276,375.65 : 414,539.57 = 168,277.10 : x
  2. Step 2: Convert to fraction form
    276,375.65/414,539.57 = 168,277.10/x
  3. Step 3: Cross multiply
    276,375.65x = 414,539.57 × 168,277.10
  4. Step 4: Simplify right side
    276,375.65x = 69,757,515,022.84
  5. Step 5: Solve for x
    x = 69,757,515,022.84/276,375.65
  6. Step 6: Final answer
    x = 252,401.09

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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.