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Finding the Fourth Proportional to 246,287.85, 368,765.47 and 127,709.92

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Solution

The fourth proportional to 246,287.85, 368,765.47 and 127,709.92 is: 191,219.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    246,287.85 : 368,765.47 = 127,709.92 : x
  2. Step 2: Convert to fraction form
    246,287.85/368,765.47 = 127,709.92/x
  3. Step 3: Cross multiply
    246,287.85x = 368,765.47 × 127,709.92
  4. Step 4: Simplify right side
    246,287.85x = 47,095,008,672.46
  5. Step 5: Solve for x
    x = 47,095,008,672.46/246,287.85
  6. Step 6: Final answer
    x = 191,219.37

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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.