Home / 356,209.22-491,568.97-195,064.31

Finding the Fourth Proportional to 356,209.22, 491,568.97 and 195,064.31

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Solution

The fourth proportional to 356,209.22, 491,568.97 and 195,064.31 is: 269,188.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    356,209.22 : 491,568.97 = 195,064.31 : x
  2. Step 2: Convert to fraction form
    356,209.22/491,568.97 = 195,064.31/x
  3. Step 3: Cross multiply
    356,209.22x = 491,568.97 × 195,064.31
  4. Step 4: Simplify right side
    356,209.22x = 95,887,561,950.46
  5. Step 5: Solve for x
    x = 95,887,561,950.46/356,209.22
  6. Step 6: Final answer
    x = 269,188.88

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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.