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Finding the Fourth Proportional to 441,080.96, 661,676.11 and 125,562.47

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Solution

The fourth proportional to 441,080.96, 661,676.11 and 125,562.47 is: 188,359.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    441,080.96 : 661,676.11 = 125,562.47 : x
  2. Step 2: Convert to fraction form
    441,080.96/661,676.11 = 125,562.47/x
  3. Step 3: Cross multiply
    441,080.96x = 661,676.11 × 125,562.47
  4. Step 4: Simplify right side
    441,080.96x = 83,081,683,089.31
  5. Step 5: Solve for x
    x = 83,081,683,089.31/441,080.96
  6. Step 6: Final answer
    x = 188,359.26

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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.