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Finding the Fourth Proportional to 605,825.82, 836,005.52 and 333,892.87

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Solution

The fourth proportional to 605,825.82, 836,005.52 and 333,892.87 is: 460,753.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    605,825.82 : 836,005.52 = 333,892.87 : x
  2. Step 2: Convert to fraction form
    605,825.82/836,005.52 = 333,892.87/x
  3. Step 3: Cross multiply
    605,825.82x = 836,005.52 × 333,892.87
  4. Step 4: Simplify right side
    605,825.82x = 279,136,282,408.64
  5. Step 5: Solve for x
    x = 279,136,282,408.64/605,825.82
  6. Step 6: Final answer
    x = 460,753.36

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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.