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Finding the Fourth Proportional to 250,776.33, 376,755 and 204,324.45

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Solution

The fourth proportional to 250,776.33, 376,755 and 204,324.45 is: 306,967.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,776.33 : 376,755 = 204,324.45 : x
  2. Step 2: Convert to fraction form
    250,776.33/376,755 = 204,324.45/x
  3. Step 3: Cross multiply
    250,776.33x = 376,755 × 204,324.45
  4. Step 4: Simplify right side
    250,776.33x = 76,980,256,275.98
  5. Step 5: Solve for x
    x = 76,980,256,275.98/250,776.33
  6. Step 6: Final answer
    x = 306,967.80

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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.