Home / 326,062.33-449,970.61-196,982.86

Finding the Fourth Proportional to 326,062.33, 449,970.61 and 196,982.86

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Solution

The fourth proportional to 326,062.33, 449,970.61 and 196,982.86 is: 271,839.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    326,062.33 : 449,970.61 = 196,982.86 : x
  2. Step 2: Convert to fraction form
    326,062.33/449,970.61 = 196,982.86/x
  3. Step 3: Cross multiply
    326,062.33x = 449,970.61 × 196,982.86
  4. Step 4: Simplify right side
    326,062.33x = 88,636,497,041.28
  5. Step 5: Solve for x
    x = 88,636,497,041.28/326,062.33
  6. Step 6: Final answer
    x = 271,839.12

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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.