Home / 1,053,992.44-1,580,992.39-255,274.52

Finding the Fourth Proportional to 1,053,992.44, 1,580,992.39 and 255,274.52

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Solution

The fourth proportional to 1,053,992.44, 1,580,992.39 and 255,274.52 is: 382,912.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,053,992.44 : 1,580,992.39 = 255,274.52 : x
  2. Step 2: Convert to fraction form
    1,053,992.44/1,580,992.39 = 255,274.52/x
  3. Step 3: Cross multiply
    1,053,992.44x = 1,580,992.39 × 255,274.52
  4. Step 4: Simplify right side
    1,053,992.44x = 403,587,073,480.90
  5. Step 5: Solve for x
    x = 403,587,073,480.90/1,053,992.44
  6. Step 6: Final answer
    x = 382,912.68

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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.