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Finding the Fourth Proportional to 276,671.80, 415,007.70 and 182,193.40

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Solution

The fourth proportional to 276,671.80, 415,007.70 and 182,193.40 is: 273,290.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    276,671.80 : 415,007.70 = 182,193.40 : x
  2. Step 2: Convert to fraction form
    276,671.80/415,007.70 = 182,193.40/x
  3. Step 3: Cross multiply
    276,671.80x = 415,007.70 × 182,193.40
  4. Step 4: Simplify right side
    276,671.80x = 75,611,663,889.18
  5. Step 5: Solve for x
    x = 75,611,663,889.18/276,671.80
  6. Step 6: Final answer
    x = 273,290.10

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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.