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Finding the Fourth Proportional to 303,006.35, 418,129.99 and 167,033.27

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Solution

The fourth proportional to 303,006.35, 418,129.99 and 167,033.27 is: 230,495.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    303,006.35 : 418,129.99 = 167,033.27 : x
  2. Step 2: Convert to fraction form
    303,006.35/418,129.99 = 167,033.27/x
  3. Step 3: Cross multiply
    303,006.35x = 418,129.99 × 167,033.27
  4. Step 4: Simplify right side
    303,006.35x = 69,841,620,142.51
  5. Step 5: Solve for x
    x = 69,841,620,142.51/303,006.35
  6. Step 6: Final answer
    x = 230,495.56

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.