Home / 356,248.26-491,628.15-195,100.38

Finding the Fourth Proportional to 356,248.26, 491,628.15 and 195,100.38

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Solution

The fourth proportional to 356,248.26, 491,628.15 and 195,100.38 is: 269,241.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    356,248.26 : 491,628.15 = 195,100.38 : x
  2. Step 2: Convert to fraction form
    356,248.26/491,628.15 = 195,100.38/x
  3. Step 3: Cross multiply
    356,248.26x = 491,628.15 × 195,100.38
  4. Step 4: Simplify right side
    356,248.26x = 95,916,838,883.70
  5. Step 5: Solve for x
    x = 95,916,838,883.70/356,248.26
  6. Step 6: Final answer
    x = 269,241.56

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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.