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Finding the Fourth Proportional to 244,937.20, 366,952.20 and 139,442.80

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Solution

The fourth proportional to 244,937.20, 366,952.20 and 139,442.80 is: 208,905.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    244,937.20 : 366,952.20 = 139,442.80 : x
  2. Step 2: Convert to fraction form
    244,937.20/366,952.20 = 139,442.80/x
  3. Step 3: Cross multiply
    244,937.20x = 366,952.20 × 139,442.80
  4. Step 4: Simplify right side
    244,937.20x = 51,168,842,234.16
  5. Step 5: Solve for x
    x = 51,168,842,234.16/244,937.20
  6. Step 6: Final answer
    x = 208,905.97

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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.