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Finding the Fourth Proportional to 246,893.40, 370,340.10 and 217,344.60

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Solution

The fourth proportional to 246,893.40, 370,340.10 and 217,344.60 is: 326,016.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    246,893.40 : 370,340.10 = 217,344.60 : x
  2. Step 2: Convert to fraction form
    246,893.40/370,340.10 = 217,344.60/x
  3. Step 3: Cross multiply
    246,893.40x = 370,340.10 × 217,344.60
  4. Step 4: Simplify right side
    246,893.40x = 80,491,420,898.46
  5. Step 5: Solve for x
    x = 80,491,420,898.46/246,893.40
  6. Step 6: Final answer
    x = 326,016.90

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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.