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Finding the Fourth Proportional to 243,960.86, 366,159.98 and 204,228.54

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Solution

The fourth proportional to 243,960.86, 366,159.98 and 204,228.54 is: 306,525.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    243,960.86 : 366,159.98 = 204,228.54 : x
  2. Step 2: Convert to fraction form
    243,960.86/366,159.98 = 204,228.54/x
  3. Step 3: Cross multiply
    243,960.86x = 366,159.98 × 204,228.54
  4. Step 4: Simplify right side
    243,960.86x = 74,780,318,632.40
  5. Step 5: Solve for x
    x = 74,780,318,632.40/243,960.86
  6. Step 6: Final answer
    x = 306,525.88

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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.