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Finding the Fourth Proportional to 246,894.60, 340,761.78 and 144,942.60

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Solution

The fourth proportional to 246,894.60, 340,761.78 and 144,942.60 is: 200,048.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    246,894.60 : 340,761.78 = 144,942.60 : x
  2. Step 2: Convert to fraction form
    246,894.60/340,761.78 = 144,942.60/x
  3. Step 3: Cross multiply
    246,894.60x = 340,761.78 × 144,942.60
  4. Step 4: Simplify right side
    246,894.60x = 49,390,898,373.83
  5. Step 5: Solve for x
    x = 49,390,898,373.83/246,894.60
  6. Step 6: Final answer
    x = 200,048.52

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.