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Finding the Fourth Proportional to 605,796.60, 836,004.96 and 333,874.20

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Solution

The fourth proportional to 605,796.60, 836,004.96 and 333,874.20 is: 460,749.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    605,796.60 : 836,004.96 = 333,874.20 : x
  2. Step 2: Convert to fraction form
    605,796.60/836,004.96 = 333,874.20/x
  3. Step 3: Cross multiply
    605,796.60x = 836,004.96 × 333,874.20
  4. Step 4: Simplify right side
    605,796.60x = 279,120,487,216.03
  5. Step 5: Solve for x
    x = 279,120,487,216.03/605,796.60
  6. Step 6: Final answer
    x = 460,749.51

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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.