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Finding the Fourth Proportional to 605,811.39, 836,016.97 and 333,878.69

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Solution

The fourth proportional to 605,811.39, 836,016.97 and 333,878.69 is: 460,751.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    605,811.39 : 836,016.97 = 333,878.69 : x
  2. Step 2: Convert to fraction form
    605,811.39/836,016.97 = 333,878.69/x
  3. Step 3: Cross multiply
    605,811.39x = 836,016.97 × 333,878.69
  4. Step 4: Simplify right side
    605,811.39x = 279,128,250,761.37
  5. Step 5: Solve for x
    x = 279,128,250,761.37/605,811.39
  6. Step 6: Final answer
    x = 460,751.08

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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.