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Finding the Fourth Proportional to 605,826.32, 836,006.21 and 333,893.37

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Solution

The fourth proportional to 605,826.32, 836,006.21 and 333,893.37 is: 460,754.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    605,826.32 : 836,006.21 = 333,893.37 : x
  2. Step 2: Convert to fraction form
    605,826.32/836,006.21 = 333,893.37/x
  3. Step 3: Cross multiply
    605,826.32x = 836,006.21 × 333,893.37
  4. Step 4: Simplify right side
    605,826.32x = 279,136,930,797.83
  5. Step 5: Solve for x
    x = 279,136,930,797.83/605,826.32
  6. Step 6: Final answer
    x = 460,754.05

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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.