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Finding the Fourth Proportional to 276,161.10, 414,237.42 and 124,250.88

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Solution

The fourth proportional to 276,161.10, 414,237.42 and 124,250.88 is: 186,374.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    276,161.10 : 414,237.42 = 124,250.88 : x
  2. Step 2: Convert to fraction form
    276,161.10/414,237.42 = 124,250.88/x
  3. Step 3: Cross multiply
    276,161.10x = 414,237.42 × 124,250.88
  4. Step 4: Simplify right side
    276,161.10x = 51,469,363,963.93
  5. Step 5: Solve for x
    x = 51,469,363,963.93/276,161.10
  6. Step 6: Final answer
    x = 186,374.42

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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.