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Finding the Fourth Proportional to 333,806, 460,652.28 and 199,670

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Solution

The fourth proportional to 333,806, 460,652.28 and 199,670 is: 275,544.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    333,806 : 460,652.28 = 199,670 : x
  2. Step 2: Convert to fraction form
    333,806/460,652.28 = 199,670/x
  3. Step 3: Cross multiply
    333,806x = 460,652.28 × 199,670
  4. Step 4: Simplify right side
    333,806x = 91,978,440,747.60
  5. Step 5: Solve for x
    x = 91,978,440,747.60/333,806
  6. Step 6: Final answer
    x = 275,544.60

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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.