Home / 338,869.98-467,633.43-187,965.66

Finding the Fourth Proportional to 338,869.98, 467,633.43 and 187,965.66

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Solution

The fourth proportional to 338,869.98, 467,633.43 and 187,965.66 is: 259,388.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    338,869.98 : 467,633.43 = 187,965.66 : x
  2. Step 2: Convert to fraction form
    338,869.98/467,633.43 = 187,965.66/x
  3. Step 3: Cross multiply
    338,869.98x = 467,633.43 × 187,965.66
  4. Step 4: Simplify right side
    338,869.98x = 87,899,026,308.01
  5. Step 5: Solve for x
    x = 87,899,026,308.01/338,869.98
  6. Step 6: Final answer
    x = 259,388.65

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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.