Home / 338,026.80-466,480.44-187,120.56

Finding the Fourth Proportional to 338,026.80, 466,480.44 and 187,120.56

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Solution

The fourth proportional to 338,026.80, 466,480.44 and 187,120.56 is: 258,228.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    338,026.80 : 466,480.44 = 187,120.56 : x
  2. Step 2: Convert to fraction form
    338,026.80/466,480.44 = 187,120.56/x
  3. Step 3: Cross multiply
    338,026.80x = 466,480.44 × 187,120.56
  4. Step 4: Simplify right side
    338,026.80x = 87,288,081,161.85
  5. Step 5: Solve for x
    x = 87,288,081,161.85/338,026.80
  6. Step 6: Final answer
    x = 258,228.29

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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.