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Finding the Fourth Proportional to 338,710.41, 467,441.15 and 187,807.41

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Solution

The fourth proportional to 338,710.41, 467,441.15 and 187,807.41 is: 259,185.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    338,710.41 : 467,441.15 = 187,807.41 : x
  2. Step 2: Convert to fraction form
    338,710.41/467,441.15 = 187,807.41/x
  3. Step 3: Cross multiply
    338,710.41x = 467,441.15 × 187,807.41
  4. Step 4: Simplify right side
    338,710.41x = 87,788,910,769.88
  5. Step 5: Solve for x
    x = 87,788,910,769.88/338,710.41
  6. Step 6: Final answer
    x = 259,185.75

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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.