Home / 356,171.16-491,517.06-195,036.84

Finding the Fourth Proportional to 356,171.16, 491,517.06 and 195,036.84

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Solution

The fourth proportional to 356,171.16, 491,517.06 and 195,036.84 is: 269,151.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    356,171.16 : 491,517.06 = 195,036.84 : x
  2. Step 2: Convert to fraction form
    356,171.16/491,517.06 = 195,036.84/x
  3. Step 3: Cross multiply
    356,171.16x = 491,517.06 × 195,036.84
  4. Step 4: Simplify right side
    356,171.16x = 95,863,934,188.49
  5. Step 5: Solve for x
    x = 95,863,934,188.49/356,171.16
  6. Step 6: Final answer
    x = 269,151.31

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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.