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Finding the Fourth Proportional to 234,958.70, 324,241.92 and 127,527.80

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Solution

The fourth proportional to 234,958.70, 324,241.92 and 127,527.80 is: 175,987.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,958.70 : 324,241.92 = 127,527.80 : x
  2. Step 2: Convert to fraction form
    234,958.70/324,241.92 = 127,527.80/x
  3. Step 3: Cross multiply
    234,958.70x = 324,241.92 × 127,527.80
  4. Step 4: Simplify right side
    234,958.70x = 41,349,858,725.38
  5. Step 5: Solve for x
    x = 41,349,858,725.38/234,958.70
  6. Step 6: Final answer
    x = 175,987.77

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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.