Home / 808,383.70-1,212,241.92-275,947.66

Finding the Fourth Proportional to 808,383.70, 1,212,241.92 and 275,947.66

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Solution

The fourth proportional to 808,383.70, 1,212,241.92 and 275,947.66 is: 413,807.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    808,383.70 : 1,212,241.92 = 275,947.66 : x
  2. Step 2: Convert to fraction form
    808,383.70/1,212,241.92 = 275,947.66/x
  3. Step 3: Cross multiply
    808,383.70x = 1,212,241.92 × 275,947.66
  4. Step 4: Simplify right side
    808,383.70x = 334,515,321,177.91
  5. Step 5: Solve for x
    x = 334,515,321,177.91/808,383.70
  6. Step 6: Final answer
    x = 413,807.60

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.