Home / 835,819.60-1,252,871.52-330,175.84

Finding the Fourth Proportional to 835,819.60, 1,252,871.52 and 330,175.84

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Solution

The fourth proportional to 835,819.60, 1,252,871.52 and 330,175.84 is: 494,924.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    835,819.60 : 1,252,871.52 = 330,175.84 : x
  2. Step 2: Convert to fraction form
    835,819.60/1,252,871.52 = 330,175.84/x
  3. Step 3: Cross multiply
    835,819.60x = 1,252,871.52 × 330,175.84
  4. Step 4: Simplify right side
    835,819.60x = 413,667,906,528.08
  5. Step 5: Solve for x
    x = 413,667,906,528.08/835,819.60
  6. Step 6: Final answer
    x = 494,924.87

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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.