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Finding the Fourth Proportional to 441,010.58, 661,734.56 and 174,765.20

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Solution

The fourth proportional to 441,010.58, 661,734.56 and 174,765.20 is: 262,234.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    441,010.58 : 661,734.56 = 174,765.20 : x
  2. Step 2: Convert to fraction form
    441,010.58/661,734.56 = 174,765.20/x
  3. Step 3: Cross multiply
    441,010.58x = 661,734.56 × 174,765.20
  4. Step 4: Simplify right side
    441,010.58x = 115,648,169,853.55
  5. Step 5: Solve for x
    x = 115,648,169,853.55/441,010.58
  6. Step 6: Final answer
    x = 262,234.46

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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.