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Finding the Fourth Proportional to 605,705.55, 835,910.24 and 333,772.98

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Solution

The fourth proportional to 605,705.55, 835,910.24 and 333,772.98 is: 460,626.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    605,705.55 : 835,910.24 = 333,772.98 : x
  2. Step 2: Convert to fraction form
    605,705.55/835,910.24 = 333,772.98/x
  3. Step 3: Cross multiply
    605,705.55x = 835,910.24 × 333,772.98
  4. Step 4: Simplify right side
    605,705.55x = 279,004,248,891.26
  5. Step 5: Solve for x
    x = 279,004,248,891.26/605,705.55
  6. Step 6: Final answer
    x = 460,626.87

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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.