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Finding the Fourth Proportional to 276,654.60, 414,981.90 and 182,176.20

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Solution

The fourth proportional to 276,654.60, 414,981.90 and 182,176.20 is: 273,264.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    276,654.60 : 414,981.90 = 182,176.20 : x
  2. Step 2: Convert to fraction form
    276,654.60/414,981.90 = 182,176.20/x
  3. Step 3: Cross multiply
    276,654.60x = 414,981.90 × 182,176.20
  4. Step 4: Simplify right side
    276,654.60x = 75,599,825,610.78
  5. Step 5: Solve for x
    x = 75,599,825,610.78/276,654.60
  6. Step 6: Final answer
    x = 273,264.30

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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.