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Finding the Fourth Proportional to 546,450.80, 820,194.60 and 336,498.80

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Solution

The fourth proportional to 546,450.80, 820,194.60 and 336,498.80 is: 505,067.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    546,450.80 : 820,194.60 = 336,498.80 : x
  2. Step 2: Convert to fraction form
    546,450.80/820,194.60 = 336,498.80/x
  3. Step 3: Cross multiply
    546,450.80x = 820,194.60 × 336,498.80
  4. Step 4: Simplify right side
    546,450.80x = 275,994,498,666.48
  5. Step 5: Solve for x
    x = 275,994,498,666.48/546,450.80
  6. Step 6: Final answer
    x = 505,067.43

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1.5x scale

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.