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Finding the Fourth Proportional to 605,879.32, 836,149.98 and 333,946.84

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Solution

The fourth proportional to 605,879.32, 836,149.98 and 333,946.84 is: 460,866.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    605,879.32 : 836,149.98 = 333,946.84 : x
  2. Step 2: Convert to fraction form
    605,879.32/836,149.98 = 333,946.84/x
  3. Step 3: Cross multiply
    605,879.32x = 836,149.98 × 333,946.84
  4. Step 4: Simplify right side
    605,879.32x = 279,229,643,587.06
  5. Step 5: Solve for x
    x = 279,229,643,587.06/605,879.32
  6. Step 6: Final answer
    x = 460,866.77

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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.