Home / 373,887.16-515,940.26-204,120.92

Finding the Fourth Proportional to 373,887.16, 515,940.26 and 204,120.92

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Solution

The fourth proportional to 373,887.16, 515,940.26 and 204,120.92 is: 281,673.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    373,887.16 : 515,940.26 = 204,120.92 : x
  2. Step 2: Convert to fraction form
    373,887.16/515,940.26 = 204,120.92/x
  3. Step 3: Cross multiply
    373,887.16x = 515,940.26 × 204,120.92
  4. Step 4: Simplify right side
    373,887.16x = 105,314,200,536.24
  5. Step 5: Solve for x
    x = 105,314,200,536.24/373,887.16
  6. Step 6: Final answer
    x = 281,673.76

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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.