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Finding the Fourth Proportional to 297,956.76, 411,171.67 and 168,907.20

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Solution

The fourth proportional to 297,956.76, 411,171.67 and 168,907.20 is: 233,087.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    297,956.76 : 411,171.67 = 168,907.20 : x
  2. Step 2: Convert to fraction form
    297,956.76/411,171.67 = 168,907.20/x
  3. Step 3: Cross multiply
    297,956.76x = 411,171.67 × 168,907.20
  4. Step 4: Simplify right side
    297,956.76x = 69,449,854,654.49
  5. Step 5: Solve for x
    x = 69,449,854,654.49/297,956.76
  6. Step 6: Final answer
    x = 233,087.02

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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.