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Finding the Fourth Proportional to 338,950.98, 467,752.50 and 188,047.98

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Solution

The fourth proportional to 338,950.98, 467,752.50 and 188,047.98 is: 259,506.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    338,950.98 : 467,752.50 = 188,047.98 : x
  2. Step 2: Convert to fraction form
    338,950.98/467,752.50 = 188,047.98/x
  3. Step 3: Cross multiply
    338,950.98x = 467,752.50 × 188,047.98
  4. Step 4: Simplify right side
    338,950.98x = 87,959,912,764.95
  5. Step 5: Solve for x
    x = 87,959,912,764.95/338,950.98
  6. Step 6: Final answer
    x = 259,506.29

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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.