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Finding the Fourth Proportional to 488,876.85, 733,283.16 and 168,954.29

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Solution

The fourth proportional to 488,876.85, 733,283.16 and 168,954.29 is: 253,420.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    488,876.85 : 733,283.16 = 168,954.29 : x
  2. Step 2: Convert to fraction form
    488,876.85/733,283.16 = 168,954.29/x
  3. Step 3: Cross multiply
    488,876.85x = 733,283.16 × 168,954.29
  4. Step 4: Simplify right side
    488,876.85x = 123,891,337,804.09
  5. Step 5: Solve for x
    x = 123,891,337,804.09/488,876.85
  6. Step 6: Final answer
    x = 253,420.34

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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.