Home / 294,740.55-406,420.11-199,081.17

Finding the Fourth Proportional to 294,740.55, 406,420.11 and 199,081.17

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Solution

The fourth proportional to 294,740.55, 406,420.11 and 199,081.17 is: 274,514.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    294,740.55 : 406,420.11 = 199,081.17 : x
  2. Step 2: Convert to fraction form
    294,740.55/406,420.11 = 199,081.17/x
  3. Step 3: Cross multiply
    294,740.55x = 406,420.11 × 199,081.17
  4. Step 4: Simplify right side
    294,740.55x = 80,910,591,010.33
  5. Step 5: Solve for x
    x = 80,910,591,010.33/294,740.55
  6. Step 6: Final answer
    x = 274,514.62

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.