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Finding the Fourth Proportional to 605,411.56, 835,473.72 and 333,480.61

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Solution

The fourth proportional to 605,411.56, 835,473.72 and 333,480.61 is: 460,206.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    605,411.56 : 835,473.72 = 333,480.61 : x
  2. Step 2: Convert to fraction form
    605,411.56/835,473.72 = 333,480.61/x
  3. Step 3: Cross multiply
    605,411.56x = 835,473.72 × 333,480.61
  4. Step 4: Simplify right side
    605,411.56x = 278,614,285,784.57
  5. Step 5: Solve for x
    x = 278,614,285,784.57/605,411.56
  6. Step 6: Final answer
    x = 460,206.42

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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.