Home / 597,430.96-823,999.44-406,121.92

Finding the Fourth Proportional to 597,430.96, 823,999.44 and 406,121.92

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Solution

The fourth proportional to 597,430.96, 823,999.44 and 406,121.92 is: 560,138.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    597,430.96 : 823,999.44 = 406,121.92 : x
  2. Step 2: Convert to fraction form
    597,430.96/823,999.44 = 406,121.92/x
  3. Step 3: Cross multiply
    597,430.96x = 823,999.44 × 406,121.92
  4. Step 4: Simplify right side
    597,430.96x = 334,644,234,651.73
  5. Step 5: Solve for x
    x = 334,644,234,651.73/597,430.96
  6. Step 6: Final answer
    x = 560,138.76

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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.