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Finding the Fourth Proportional to 246,729, 340,486.02 and 133,551.75

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Solution

The fourth proportional to 246,729, 340,486.02 and 133,551.75 is: 184,301.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    246,729 : 340,486.02 = 133,551.75 : x
  2. Step 2: Convert to fraction form
    246,729/340,486.02 = 133,551.75/x
  3. Step 3: Cross multiply
    246,729x = 340,486.02 × 133,551.75
  4. Step 4: Simplify right side
    246,729x = 45,472,503,821.54
  5. Step 5: Solve for x
    x = 45,472,503,821.54/246,729
  6. Step 6: Final answer
    x = 184,301.42

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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.