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Finding the Fourth Proportional to 605,736.31, 835,921.71 and 333,813.94

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Solution

The fourth proportional to 605,736.31, 835,921.71 and 333,813.94 is: 460,666.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    605,736.31 : 835,921.71 = 333,813.94 : x
  2. Step 2: Convert to fraction form
    605,736.31/835,921.71 = 333,813.94/x
  3. Step 3: Cross multiply
    605,736.31x = 835,921.71 × 333,813.94
  4. Step 4: Simplify right side
    605,736.31x = 279,042,319,546.64
  5. Step 5: Solve for x
    x = 279,042,319,546.64/605,736.31
  6. Step 6: Final answer
    x = 460,666.32

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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.