Home / 376,221.67-519,192.26-206,471.59

Finding the Fourth Proportional to 376,221.67, 519,192.26 and 206,471.59

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Solution

The fourth proportional to 376,221.67, 519,192.26 and 206,471.59 is: 284,934.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    376,221.67 : 519,192.26 = 206,471.59 : x
  2. Step 2: Convert to fraction form
    376,221.67/519,192.26 = 206,471.59/x
  3. Step 3: Cross multiply
    376,221.67x = 519,192.26 × 206,471.59
  4. Step 4: Simplify right side
    376,221.67x = 107,198,451,437.89
  5. Step 5: Solve for x
    x = 107,198,451,437.89/376,221.67
  6. Step 6: Final answer
    x = 284,934.28

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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.