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Finding the Fourth Proportional to 441,252.69, 661,769.69 and 125,712.33

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Solution

The fourth proportional to 441,252.69, 661,769.69 and 125,712.33 is: 188,537.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    441,252.69 : 661,769.69 = 125,712.33 : x
  2. Step 2: Convert to fraction form
    441,252.69/661,769.69 = 125,712.33/x
  3. Step 3: Cross multiply
    441,252.69x = 661,769.69 × 125,712.33
  4. Step 4: Simplify right side
    441,252.69x = 83,192,609,024.72
  5. Step 5: Solve for x
    x = 83,192,609,024.72/441,252.69
  6. Step 6: Final answer
    x = 188,537.34

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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.