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Finding the Fourth Proportional to 244,278.30, 366,405.30 and 125,961.60

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Solution

The fourth proportional to 244,278.30, 366,405.30 and 125,961.60 is: 188,936.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    244,278.30 : 366,405.30 = 125,961.60 : x
  2. Step 2: Convert to fraction form
    244,278.30/366,405.30 = 125,961.60/x
  3. Step 3: Cross multiply
    244,278.30x = 366,405.30 × 125,961.60
  4. Step 4: Simplify right side
    244,278.30x = 46,152,997,836.48
  5. Step 5: Solve for x
    x = 46,152,997,836.48/244,278.30
  6. Step 6: Final answer
    x = 188,936.13

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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.