Home / 374,717.06-517,121.90-204,951.17

Finding the Fourth Proportional to 374,717.06, 517,121.90 and 204,951.17

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Solution

The fourth proportional to 374,717.06, 517,121.90 and 204,951.17 is: 282,839.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    374,717.06 : 517,121.90 = 204,951.17 : x
  2. Step 2: Convert to fraction form
    374,717.06/517,121.90 = 204,951.17/x
  3. Step 3: Cross multiply
    374,717.06x = 517,121.90 × 204,951.17
  4. Step 4: Simplify right side
    374,717.06x = 105,984,738,437.62
  5. Step 5: Solve for x
    x = 105,984,738,437.62/374,717.06
  6. Step 6: Final answer
    x = 282,839.37

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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.