Home / 334,942.90-501,829.32-279,141.59

Finding the Fourth Proportional to 334,942.90, 501,829.32 and 279,141.59

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Solution

The fourth proportional to 334,942.90, 501,829.32 and 279,141.59 is: 418,224.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    334,942.90 : 501,829.32 = 279,141.59 : x
  2. Step 2: Convert to fraction form
    334,942.90/501,829.32 = 279,141.59/x
  3. Step 3: Cross multiply
    334,942.90x = 501,829.32 × 279,141.59
  4. Step 4: Simplify right side
    334,942.90x = 140,081,436,594.77
  5. Step 5: Solve for x
    x = 140,081,436,594.77/334,942.90
  6. Step 6: Final answer
    x = 418,224.83

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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.