Home / 320,315.66-441,997.23-177,056.22

Finding the Fourth Proportional to 320,315.66, 441,997.23 and 177,056.22

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Solution

The fourth proportional to 320,315.66, 441,997.23 and 177,056.22 is: 244,316.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    320,315.66 : 441,997.23 = 177,056.22 : x
  2. Step 2: Convert to fraction form
    320,315.66/441,997.23 = 177,056.22/x
  3. Step 3: Cross multiply
    320,315.66x = 441,997.23 × 177,056.22
  4. Step 4: Simplify right side
    320,315.66x = 78,258,358,794.27
  5. Step 5: Solve for x
    x = 78,258,358,794.27/320,315.66
  6. Step 6: Final answer
    x = 244,316.37

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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.