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Finding the Fourth Proportional to 244,804.72, 366,911.80 and 126,411.52

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Solution

The fourth proportional to 244,804.72, 366,911.80 and 126,411.52 is: 189,464.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    244,804.72 : 366,911.80 = 126,411.52 : x
  2. Step 2: Convert to fraction form
    244,804.72/366,911.80 = 126,411.52/x
  3. Step 3: Cross multiply
    244,804.72x = 366,911.80 × 126,411.52
  4. Step 4: Simplify right side
    244,804.72x = 46,381,878,343.94
  5. Step 5: Solve for x
    x = 46,381,878,343.94/244,804.72
  6. Step 6: Final answer
    x = 189,464.80

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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.