Home / 356,342.07-491,752.16-195,202.89

Finding the Fourth Proportional to 356,342.07, 491,752.16 and 195,202.89

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Solution

The fourth proportional to 356,342.07, 491,752.16 and 195,202.89 is: 269,380.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    356,342.07 : 491,752.16 = 195,202.89 : x
  2. Step 2: Convert to fraction form
    356,342.07/491,752.16 = 195,202.89/x
  3. Step 3: Cross multiply
    356,342.07x = 491,752.16 × 195,202.89
  4. Step 4: Simplify right side
    356,342.07x = 95,991,441,819.73
  5. Step 5: Solve for x
    x = 95,991,441,819.73/356,342.07
  6. Step 6: Final answer
    x = 269,380.04

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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.