Home / 382,286.44-527,561.67-210,211.86

Finding the Fourth Proportional to 382,286.44, 527,561.67 and 210,211.86

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Solution

The fourth proportional to 382,286.44, 527,561.67 and 210,211.86 is: 290,095.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    382,286.44 : 527,561.67 = 210,211.86 : x
  2. Step 2: Convert to fraction form
    382,286.44/527,561.67 = 210,211.86/x
  3. Step 3: Cross multiply
    382,286.44x = 527,561.67 × 210,211.86
  4. Step 4: Simplify right side
    382,286.44x = 110,899,719,915.41
  5. Step 5: Solve for x
    x = 110,899,719,915.41/382,286.44
  6. Step 6: Final answer
    x = 290,095.88

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.