Home / 356,185.49-491,536.76-192,843.72

Finding the Fourth Proportional to 356,185.49, 491,536.76 and 192,843.72

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Solution

The fourth proportional to 356,185.49, 491,536.76 and 192,843.72 is: 266,124.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    356,185.49 : 491,536.76 = 192,843.72 : x
  2. Step 2: Convert to fraction form
    356,185.49/491,536.76 = 192,843.72/x
  3. Step 3: Cross multiply
    356,185.49x = 491,536.76 × 192,843.72
  4. Step 4: Simplify right side
    356,185.49x = 94,789,776,350.93
  5. Step 5: Solve for x
    x = 94,789,776,350.93/356,185.49
  6. Step 6: Final answer
    x = 266,124.76

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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.