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Finding the Fourth Proportional to 353,046.80, 529,570.20 and 332,310.80

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Solution

The fourth proportional to 353,046.80, 529,570.20 and 332,310.80 is: 498,466.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    353,046.80 : 529,570.20 = 332,310.80 : x
  2. Step 2: Convert to fraction form
    353,046.80/529,570.20 = 332,310.80/x
  3. Step 3: Cross multiply
    353,046.80x = 529,570.20 × 332,310.80
  4. Step 4: Simplify right side
    353,046.80x = 175,981,896,818.16
  5. Step 5: Solve for x
    x = 175,981,896,818.16/353,046.80
  6. Step 6: Final answer
    x = 498,466.20

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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.