Home / 286,360.98-394,914.06-194,617.14

Finding the Fourth Proportional to 286,360.98, 394,914.06 and 194,617.14

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Solution

The fourth proportional to 286,360.98, 394,914.06 and 194,617.14 is: 268,392.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    286,360.98 : 394,914.06 = 194,617.14 : x
  2. Step 2: Convert to fraction form
    286,360.98/394,914.06 = 194,617.14/x
  3. Step 3: Cross multiply
    286,360.98x = 394,914.06 × 194,617.14
  4. Step 4: Simplify right side
    286,360.98x = 76,857,044,902.99
  5. Step 5: Solve for x
    x = 76,857,044,902.99/286,360.98
  6. Step 6: Final answer
    x = 268,392.17

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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.