Home / 693,429.30-1,040,143.95-194,793.30

Finding the Fourth Proportional to 693,429.30, 1,040,143.95 and 194,793.30

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Solution

The fourth proportional to 693,429.30, 1,040,143.95 and 194,793.30 is: 292,189.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    693,429.30 : 1,040,143.95 = 194,793.30 : x
  2. Step 2: Convert to fraction form
    693,429.30/1,040,143.95 = 194,793.30/x
  3. Step 3: Cross multiply
    693,429.30x = 1,040,143.95 × 194,793.30
  4. Step 4: Simplify right side
    693,429.30x = 202,613,072,495.54
  5. Step 5: Solve for x
    x = 202,613,072,495.54/693,429.30
  6. Step 6: Final answer
    x = 292,189.95

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Similar ratio
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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.