Home / 699,637.82-1,049,414.99-411,611.27

Finding the Fourth Proportional to 699,637.82, 1,049,414.99 and 411,611.27

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Solution

The fourth proportional to 699,637.82, 1,049,414.99 and 411,611.27 is: 617,392.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    699,637.82 : 1,049,414.99 = 411,611.27 : x
  2. Step 2: Convert to fraction form
    699,637.82/1,049,414.99 = 411,611.27/x
  3. Step 3: Cross multiply
    699,637.82x = 1,049,414.99 × 411,611.27
  4. Step 4: Simplify right side
    699,637.82x = 431,951,029,485.81
  5. Step 5: Solve for x
    x = 431,951,029,485.81/699,637.82
  6. Step 6: Final answer
    x = 617,392.34

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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.