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Finding the Fourth Proportional to 251,072.92, 346,479.06 and 150,470.92

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Solution

The fourth proportional to 251,072.92, 346,479.06 and 150,470.92 is: 207,648.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,072.92 : 346,479.06 = 150,470.92 : x
  2. Step 2: Convert to fraction form
    251,072.92/346,479.06 = 150,470.92/x
  3. Step 3: Cross multiply
    251,072.92x = 346,479.06 × 150,470.92
  4. Step 4: Simplify right side
    251,072.92x = 52,135,022,918.94
  5. Step 5: Solve for x
    x = 52,135,022,918.94/251,072.92
  6. Step 6: Final answer
    x = 207,648.93

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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.