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Finding the Fourth Proportional to 263,996.96, 395,820.48 and 95,495.12

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Solution

The fourth proportional to 263,996.96, 395,820.48 and 95,495.12 is: 143,179.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,996.96 : 395,820.48 = 95,495.12 : x
  2. Step 2: Convert to fraction form
    263,996.96/395,820.48 = 95,495.12/x
  3. Step 3: Cross multiply
    263,996.96x = 395,820.48 × 95,495.12
  4. Step 4: Simplify right side
    263,996.96x = 37,798,924,236.06
  5. Step 5: Solve for x
    x = 37,798,924,236.06/263,996.96
  6. Step 6: Final answer
    x = 143,179.39

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1.5x scale

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.