Home / 356,051.35-491,350.83-194,906.51

Finding the Fourth Proportional to 356,051.35, 491,350.83 and 194,906.51

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Solution

The fourth proportional to 356,051.35, 491,350.83 and 194,906.51 is: 268,970.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    356,051.35 : 491,350.83 = 194,906.51 : x
  2. Step 2: Convert to fraction form
    356,051.35/491,350.83 = 194,906.51/x
  3. Step 3: Cross multiply
    356,051.35x = 491,350.83 × 194,906.51
  4. Step 4: Simplify right side
    356,051.35x = 95,767,475,460.90
  5. Step 5: Solve for x
    x = 95,767,475,460.90/356,051.35
  6. Step 6: Final answer
    x = 268,970.96

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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.