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Finding the Fourth Proportional to 329,624.88, 454,956.60 and 193,702.50

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Solution

The fourth proportional to 329,624.88, 454,956.60 and 193,702.50 is: 267,353.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    329,624.88 : 454,956.60 = 193,702.50 : x
  2. Step 2: Convert to fraction form
    329,624.88/454,956.60 = 193,702.50/x
  3. Step 3: Cross multiply
    329,624.88x = 454,956.60 × 193,702.50
  4. Step 4: Simplify right side
    329,624.88x = 88,126,230,811.50
  5. Step 5: Solve for x
    x = 88,126,230,811.50/329,624.88
  6. Step 6: Final answer
    x = 267,353.09

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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.