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Finding the Fourth Proportional to 605,708.64, 835,914.51 and 333,776.07

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Solution

The fourth proportional to 605,708.64, 835,914.51 and 333,776.07 is: 460,631.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    605,708.64 : 835,914.51 = 333,776.07 : x
  2. Step 2: Convert to fraction form
    605,708.64/835,914.51 = 333,776.07/x
  3. Step 3: Cross multiply
    605,708.64x = 835,914.51 × 333,776.07
  4. Step 4: Simplify right side
    605,708.64x = 279,008,260,003.78
  5. Step 5: Solve for x
    x = 279,008,260,003.78/605,708.64
  6. Step 6: Final answer
    x = 460,631.14

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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.