Home / 275,309.28-379,524.69-194,594.40

Finding the Fourth Proportional to 275,309.28, 379,524.69 and 194,594.40

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Solution

The fourth proportional to 275,309.28, 379,524.69 and 194,594.40 is: 268,256.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    275,309.28 : 379,524.69 = 194,594.40 : x
  2. Step 2: Convert to fraction form
    275,309.28/379,524.69 = 194,594.40/x
  3. Step 3: Cross multiply
    275,309.28x = 379,524.69 × 194,594.40
  4. Step 4: Simplify right side
    275,309.28x = 73,853,379,335.74
  5. Step 5: Solve for x
    x = 73,853,379,335.74/275,309.28
  6. Step 6: Final answer
    x = 268,256.05

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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.