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Finding the Fourth Proportional to 264,822.60, 397,233.90 and 146,724.60

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Solution

The fourth proportional to 264,822.60, 397,233.90 and 146,724.60 is: 220,086.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    264,822.60 : 397,233.90 = 146,724.60 : x
  2. Step 2: Convert to fraction form
    264,822.60/397,233.90 = 146,724.60/x
  3. Step 3: Cross multiply
    264,822.60x = 397,233.90 × 146,724.60
  4. Step 4: Simplify right side
    264,822.60x = 58,283,985,083.94
  5. Step 5: Solve for x
    x = 58,283,985,083.94/264,822.60
  6. Step 6: Final answer
    x = 220,086.90

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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.