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Finding the Fourth Proportional to 363,834.30, 498,454.81 and 350,198.20

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Solution

The fourth proportional to 363,834.30, 498,454.81 and 350,198.20 is: 479,773.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    363,834.30 : 498,454.81 = 350,198.20 : x
  2. Step 2: Convert to fraction form
    363,834.30/498,454.81 = 350,198.20/x
  3. Step 3: Cross multiply
    363,834.30x = 498,454.81 × 350,198.20
  4. Step 4: Simplify right side
    363,834.30x = 174,557,977,243.34
  5. Step 5: Solve for x
    x = 174,557,977,243.34/363,834.30
  6. Step 6: Final answer
    x = 479,773.28

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.