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Finding the Fourth Proportional to 468,876.98, 701,306.06 and 434,841.80

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Solution

The fourth proportional to 468,876.98, 701,306.06 and 434,841.80 is: 650,399.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    468,876.98 : 701,306.06 = 434,841.80 : x
  2. Step 2: Convert to fraction form
    468,876.98/701,306.06 = 434,841.80/x
  3. Step 3: Cross multiply
    468,876.98x = 701,306.06 × 434,841.80
  4. Step 4: Simplify right side
    468,876.98x = 304,957,189,481.31
  5. Step 5: Solve for x
    x = 304,957,189,481.31/468,876.98
  6. Step 6: Final answer
    x = 650,399.15

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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.