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Finding the Fourth Proportional to 464,418.50, 696,636.39 and 132,003.14

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Solution

The fourth proportional to 464,418.50, 696,636.39 and 132,003.14 is: 198,007.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    464,418.50 : 696,636.39 = 132,003.14 : x
  2. Step 2: Convert to fraction form
    464,418.50/696,636.39 = 132,003.14/x
  3. Step 3: Cross multiply
    464,418.50x = 696,636.39 × 132,003.14
  4. Step 4: Simplify right side
    464,418.50x = 91,958,190,918.26
  5. Step 5: Solve for x
    x = 91,958,190,918.26/464,418.50
  6. Step 6: Final answer
    x = 198,007.17

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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.