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Finding the Fourth Proportional to 233,928, 350,928.45 and 76,119.21

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Solution

The fourth proportional to 233,928, 350,928.45 and 76,119.21 is: 114,190.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    233,928 : 350,928.45 = 76,119.21 : x
  2. Step 2: Convert to fraction form
    233,928/350,928.45 = 76,119.21/x
  3. Step 3: Cross multiply
    233,928x = 350,928.45 × 76,119.21
  4. Step 4: Simplify right side
    233,928x = 26,712,396,380.52
  5. Step 5: Solve for x
    x = 26,712,396,380.52/233,928
  6. Step 6: Final answer
    x = 114,190.68

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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.