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Finding the Fourth Proportional to 238,958.84, 329,051.38 and 233,654.80

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Solution

The fourth proportional to 238,958.84, 329,051.38 and 233,654.80 is: 321,747.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,958.84 : 329,051.38 = 233,654.80 : x
  2. Step 2: Convert to fraction form
    238,958.84/329,051.38 = 233,654.80/x
  3. Step 3: Cross multiply
    238,958.84x = 329,051.38 × 233,654.80
  4. Step 4: Simplify right side
    238,958.84x = 76,884,434,383.62
  5. Step 5: Solve for x
    x = 76,884,434,383.62/238,958.84
  6. Step 6: Final answer
    x = 321,747.60

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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.