Home / 577,331.82-865,776.33-198,181.89

Finding the Fourth Proportional to 577,331.82, 865,776.33 and 198,181.89

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Solution

The fourth proportional to 577,331.82, 865,776.33 and 198,181.89 is: 297,196.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    577,331.82 : 865,776.33 = 198,181.89 : x
  2. Step 2: Convert to fraction form
    577,331.82/865,776.33 = 198,181.89/x
  3. Step 3: Cross multiply
    577,331.82x = 865,776.33 × 198,181.89
  4. Step 4: Simplify right side
    577,331.82x = 171,581,189,396.66
  5. Step 5: Solve for x
    x = 171,581,189,396.66/577,331.82
  6. Step 6: Final answer
    x = 297,196.83

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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.