Home / 324,589.04-486,157.54-187,644.34

Finding the Fourth Proportional to 324,589.04, 486,157.54 and 187,644.34

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Solution

The fourth proportional to 324,589.04, 486,157.54 and 187,644.34 is: 281,046.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    324,589.04 : 486,157.54 = 187,644.34 : x
  2. Step 2: Convert to fraction form
    324,589.04/486,157.54 = 187,644.34/x
  3. Step 3: Cross multiply
    324,589.04x = 486,157.54 × 187,644.34
  4. Step 4: Simplify right side
    324,589.04x = 91,224,710,729.32
  5. Step 5: Solve for x
    x = 91,224,710,729.32/324,589.04
  6. Step 6: Final answer
    x = 281,046.80

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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.