Home / 286,482.06-394,934.67-201,334.86

Finding the Fourth Proportional to 286,482.06, 394,934.67 and 201,334.86

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Solution

The fourth proportional to 286,482.06, 394,934.67 and 201,334.86 is: 277,553.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    286,482.06 : 394,934.67 = 201,334.86 : x
  2. Step 2: Convert to fraction form
    286,482.06/394,934.67 = 201,334.86/x
  3. Step 3: Cross multiply
    286,482.06x = 394,934.67 × 201,334.86
  4. Step 4: Simplify right side
    286,482.06x = 79,514,116,493.60
  5. Step 5: Solve for x
    x = 79,514,116,493.60/286,482.06
  6. Step 6: Final answer
    x = 277,553.56

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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.