Home / 325,824.66-449,637.36-198,500.22

Finding the Fourth Proportional to 325,824.66, 449,637.36 and 198,500.22

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Solution

The fourth proportional to 325,824.66, 449,637.36 and 198,500.22 is: 273,929.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    325,824.66 : 449,637.36 = 198,500.22 : x
  2. Step 2: Convert to fraction form
    325,824.66/449,637.36 = 198,500.22/x
  3. Step 3: Cross multiply
    325,824.66x = 449,637.36 × 198,500.22
  4. Step 4: Simplify right side
    325,824.66x = 89,253,114,880.22
  5. Step 5: Solve for x
    x = 89,253,114,880.22/325,824.66
  6. Step 6: Final answer
    x = 273,929.89

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1.5x scale

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.