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Finding the Fourth Proportional to 250,776.83, 376,755.75 and 204,324.95

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Solution

The fourth proportional to 250,776.83, 376,755.75 and 204,324.95 is: 306,968.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,776.83 : 376,755.75 = 204,324.95 : x
  2. Step 2: Convert to fraction form
    250,776.83/376,755.75 = 204,324.95/x
  3. Step 3: Cross multiply
    250,776.83x = 376,755.75 × 204,324.95
  4. Step 4: Simplify right side
    250,776.83x = 76,980,597,897.18
  5. Step 5: Solve for x
    x = 76,980,597,897.18/250,776.83
  6. Step 6: Final answer
    x = 306,968.55

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.