Home / 835,950.30-1,253,530.17-323,855.34

Finding the Fourth Proportional to 835,950.30, 1,253,530.17 and 323,855.34

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Solution

The fourth proportional to 835,950.30, 1,253,530.17 and 323,855.34 is: 485,629.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    835,950.30 : 1,253,530.17 = 323,855.34 : x
  2. Step 2: Convert to fraction form
    835,950.30/1,253,530.17 = 323,855.34/x
  3. Step 3: Cross multiply
    835,950.30x = 1,253,530.17 × 323,855.34
  4. Step 4: Simplify right side
    835,950.30x = 405,962,439,405.61
  5. Step 5: Solve for x
    x = 405,962,439,405.61/835,950.30
  6. Step 6: Final answer
    x = 485,629.87

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Double scale
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1.5x scale

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.