Home / 320,276.93-441,963.16-177,028.43

Finding the Fourth Proportional to 320,276.93, 441,963.16 and 177,028.43

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Solution

The fourth proportional to 320,276.93, 441,963.16 and 177,028.43 is: 244,288.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    320,276.93 : 441,963.16 = 177,028.43 : x
  2. Step 2: Convert to fraction form
    320,276.93/441,963.16 = 177,028.43/x
  3. Step 3: Cross multiply
    320,276.93x = 441,963.16 × 177,028.43
  4. Step 4: Simplify right side
    320,276.93x = 78,240,041,680.25
  5. Step 5: Solve for x
    x = 78,240,041,680.25/320,276.93
  6. Step 6: Final answer
    x = 244,288.73

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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.