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Finding the Fourth Proportional to 276,243.75, 414,365.61 and 182,727.63

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Solution

The fourth proportional to 276,243.75, 414,365.61 and 182,727.63 is: 274,091.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    276,243.75 : 414,365.61 = 182,727.63 : x
  2. Step 2: Convert to fraction form
    276,243.75/414,365.61 = 182,727.63/x
  3. Step 3: Cross multiply
    276,243.75x = 414,365.61 × 182,727.63
  4. Step 4: Simplify right side
    276,243.75x = 75,716,045,868.80
  5. Step 5: Solve for x
    x = 75,716,045,868.80/276,243.75
  6. Step 6: Final answer
    x = 274,091.44

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Half scale
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Double scale
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Similar ratio
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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.