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Finding the Fourth Proportional to 605,812.64, 836,018.70 and 333,879.94

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Solution

The fourth proportional to 605,812.64, 836,018.70 and 333,879.94 is: 460,752.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    605,812.64 : 836,018.70 = 333,879.94 : x
  2. Step 2: Convert to fraction form
    605,812.64/836,018.70 = 333,879.94/x
  3. Step 3: Cross multiply
    605,812.64x = 836,018.70 × 333,879.94
  4. Step 4: Simplify right side
    605,812.64x = 279,129,873,394.88
  5. Step 5: Solve for x
    x = 279,129,873,394.88/605,812.64
  6. Step 6: Final answer
    x = 460,752.81

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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.