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Finding the Fourth Proportional to 323,352.68, 485,104.16 and 110,122.45

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Solution

The fourth proportional to 323,352.68, 485,104.16 and 110,122.45 is: 165,209.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    323,352.68 : 485,104.16 = 110,122.45 : x
  2. Step 2: Convert to fraction form
    323,352.68/485,104.16 = 110,122.45/x
  3. Step 3: Cross multiply
    323,352.68x = 485,104.16 × 110,122.45
  4. Step 4: Simplify right side
    323,352.68x = 53,420,857,666.94
  5. Step 5: Solve for x
    x = 53,420,857,666.94/323,352.68
  6. Step 6: Final answer
    x = 165,209.26

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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.