Home / 339,829.53-509,044.41-199,249.17

Finding the Fourth Proportional to 339,829.53, 509,044.41 and 199,249.17

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Solution

The fourth proportional to 339,829.53, 509,044.41 and 199,249.17 is: 298,463.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    339,829.53 : 509,044.41 = 199,249.17 : x
  2. Step 2: Convert to fraction form
    339,829.53/509,044.41 = 199,249.17/x
  3. Step 3: Cross multiply
    339,829.53x = 509,044.41 × 199,249.17
  4. Step 4: Simplify right side
    339,829.53x = 101,426,676,185.64
  5. Step 5: Solve for x
    x = 101,426,676,185.64/339,829.53
  6. Step 6: Final answer
    x = 298,463.40

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.