Home / 356,092.39-491,416.10-194,946.94

Finding the Fourth Proportional to 356,092.39, 491,416.10 and 194,946.94

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Solution

The fourth proportional to 356,092.39, 491,416.10 and 194,946.94 is: 269,031.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    356,092.39 : 491,416.10 = 194,946.94 : x
  2. Step 2: Convert to fraction form
    356,092.39/491,416.10 = 194,946.94/x
  3. Step 3: Cross multiply
    356,092.39x = 491,416.10 × 194,946.94
  4. Step 4: Simplify right side
    356,092.39x = 95,800,064,961.73
  5. Step 5: Solve for x
    x = 95,800,064,961.73/356,092.39
  6. Step 6: Final answer
    x = 269,031.49

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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.