Home / 1,085,998.80-1,629,232.32-327,776.82

Finding the Fourth Proportional to 1,085,998.80, 1,629,232.32 and 327,776.82

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Solution

The fourth proportional to 1,085,998.80, 1,629,232.32 and 327,776.82 is: 491,735.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,085,998.80 : 1,629,232.32 = 327,776.82 : x
  2. Step 2: Convert to fraction form
    1,085,998.80/1,629,232.32 = 327,776.82/x
  3. Step 3: Cross multiply
    1,085,998.80x = 1,629,232.32 × 327,776.82
  4. Step 4: Simplify right side
    1,085,998.80x = 534,024,588,890.82
  5. Step 5: Solve for x
    x = 534,024,588,890.82/1,085,998.80
  6. Step 6: Final answer
    x = 491,735.89

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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.