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Finding the Fourth Proportional to 452,310.44, 678,362.00 and 269,992.71

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Solution

The fourth proportional to 452,310.44, 678,362.00 and 269,992.71 is: 404,927.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    452,310.44 : 678,362.00 = 269,992.71 : x
  2. Step 2: Convert to fraction form
    452,310.44/678,362.00 = 269,992.71/x
  3. Step 3: Cross multiply
    452,310.44x = 678,362.00 × 269,992.71
  4. Step 4: Simplify right side
    452,310.44x = 183,152,793,391.06
  5. Step 5: Solve for x
    x = 183,152,793,391.06/452,310.44
  6. Step 6: Final answer
    x = 404,927.19

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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.