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Finding the Fourth Proportional to 605,253.96, 834,999.73 and 360,189.68

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Solution

The fourth proportional to 605,253.96, 834,999.73 and 360,189.68 is: 496,912.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    605,253.96 : 834,999.73 = 360,189.68 : x
  2. Step 2: Convert to fraction form
    605,253.96/834,999.73 = 360,189.68/x
  3. Step 3: Cross multiply
    605,253.96x = 834,999.73 × 360,189.68
  4. Step 4: Simplify right side
    605,253.96x = 300,758,280,473.31
  5. Step 5: Solve for x
    x = 300,758,280,473.31/605,253.96
  6. Step 6: Final answer
    x = 496,912.54

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1.5x scale

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.