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Finding the Fourth Proportional to 251,976.60, 353,233.80 and 251,976.60

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Solution

The fourth proportional to 251,976.60, 353,233.80 and 251,976.60 is: 353,233.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,976.60 : 353,233.80 = 251,976.60 : x
  2. Step 2: Convert to fraction form
    251,976.60/353,233.80 = 251,976.60/x
  3. Step 3: Cross multiply
    251,976.60x = 353,233.80 × 251,976.60
  4. Step 4: Simplify right side
    251,976.60x = 89,006,651,929.08
  5. Step 5: Solve for x
    x = 89,006,651,929.08/251,976.60
  6. Step 6: Final answer
    x = 353,233.80

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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.