Home / 352,864.06-486,845.07-199,877.92

Finding the Fourth Proportional to 352,864.06, 486,845.07 and 199,877.92

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Solution

The fourth proportional to 352,864.06, 486,845.07 and 199,877.92 is: 275,770.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    352,864.06 : 486,845.07 = 199,877.92 : x
  2. Step 2: Convert to fraction form
    352,864.06/486,845.07 = 199,877.92/x
  3. Step 3: Cross multiply
    352,864.06x = 486,845.07 × 199,877.92
  4. Step 4: Simplify right side
    352,864.06x = 97,309,579,953.85
  5. Step 5: Solve for x
    x = 97,309,579,953.85/352,864.06
  6. Step 6: Final answer
    x = 275,770.73

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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.