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Finding the Fourth Proportional to 263,605.71, 395,408.43 and 63,926.06

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Solution

The fourth proportional to 263,605.71, 395,408.43 and 63,926.06 is: 95,889.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,605.71 : 395,408.43 = 63,926.06 : x
  2. Step 2: Convert to fraction form
    263,605.71/395,408.43 = 63,926.06/x
  3. Step 3: Cross multiply
    263,605.71x = 395,408.43 × 63,926.06
  4. Step 4: Simplify right side
    263,605.71x = 25,276,902,526.43
  5. Step 5: Solve for x
    x = 25,276,902,526.43/263,605.71
  6. Step 6: Final answer
    x = 95,889.06

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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.