Home / 513,360.30-770,093.24-193,781.36

Finding the Fourth Proportional to 513,360.30, 770,093.24 and 193,781.36

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Solution

The fourth proportional to 513,360.30, 770,093.24 and 193,781.36 is: 290,691.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    513,360.30 : 770,093.24 = 193,781.36 : x
  2. Step 2: Convert to fraction form
    513,360.30/770,093.24 = 193,781.36/x
  3. Step 3: Cross multiply
    513,360.30x = 770,093.24 × 193,781.36
  4. Step 4: Simplify right side
    513,360.30x = 149,229,715,374.01
  5. Step 5: Solve for x
    x = 149,229,715,374.01/513,360.30
  6. Step 6: Final answer
    x = 290,691.97

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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.