Home / 756,304.20-1,134,456.30-335,622.60

Finding the Fourth Proportional to 756,304.20, 1,134,456.30 and 335,622.60

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Solution

The fourth proportional to 756,304.20, 1,134,456.30 and 335,622.60 is: 503,433.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    756,304.20 : 1,134,456.30 = 335,622.60 : x
  2. Step 2: Convert to fraction form
    756,304.20/1,134,456.30 = 335,622.60/x
  3. Step 3: Cross multiply
    756,304.20x = 1,134,456.30 × 335,622.60
  4. Step 4: Simplify right side
    756,304.20x = 380,749,172,992.38
  5. Step 5: Solve for x
    x = 380,749,172,992.38/756,304.20
  6. Step 6: Final answer
    x = 503,433.90

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Similar ratio
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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.