Home / 276,306.18-414,442.34-162,516.91

Finding the Fourth Proportional to 276,306.18, 414,442.34 and 162,516.91

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Solution

The fourth proportional to 276,306.18, 414,442.34 and 162,516.91 is: 243,765.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    276,306.18 : 414,442.34 = 162,516.91 : x
  2. Step 2: Convert to fraction form
    276,306.18/414,442.34 = 162,516.91/x
  3. Step 3: Cross multiply
    276,306.18x = 414,442.34 × 162,516.91
  4. Step 4: Simplify right side
    276,306.18x = 67,353,888,469.97
  5. Step 5: Solve for x
    x = 67,353,888,469.97/276,306.18
  6. Step 6: Final answer
    x = 243,765.41

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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.