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Finding the Fourth Proportional to 605,781.48, 835,984.16 and 333,859.32

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Solution

The fourth proportional to 605,781.48, 835,984.16 and 333,859.32 is: 460,729.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    605,781.48 : 835,984.16 = 333,859.32 : x
  2. Step 2: Convert to fraction form
    605,781.48/835,984.16 = 333,859.32/x
  3. Step 3: Cross multiply
    605,781.48x = 835,984.16 × 333,859.32
  4. Step 4: Simplify right side
    605,781.48x = 279,101,103,188.37
  5. Step 5: Solve for x
    x = 279,101,103,188.37/605,781.48
  6. Step 6: Final answer
    x = 460,729.01

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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.