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Finding the Fourth Proportional to 247,247.70, 370,871.55 and 222,753.30

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Solution

The fourth proportional to 247,247.70, 370,871.55 and 222,753.30 is: 334,129.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,247.70 : 370,871.55 = 222,753.30 : x
  2. Step 2: Convert to fraction form
    247,247.70/370,871.55 = 222,753.30/x
  3. Step 3: Cross multiply
    247,247.70x = 370,871.55 × 222,753.30
  4. Step 4: Simplify right side
    247,247.70x = 82,612,861,638.62
  5. Step 5: Solve for x
    x = 82,612,861,638.62/247,247.70
  6. Step 6: Final answer
    x = 334,129.95

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.