Home / 996,401.73-1,375,067.57-543,717.57

Finding the Fourth Proportional to 996,401.73, 1,375,067.57 and 543,717.57

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Solution

The fourth proportional to 996,401.73, 1,375,067.57 and 543,717.57 is: 750,348.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    996,401.73 : 1,375,067.57 = 543,717.57 : x
  2. Step 2: Convert to fraction form
    996,401.73/1,375,067.57 = 543,717.57/x
  3. Step 3: Cross multiply
    996,401.73x = 1,375,067.57 × 543,717.57
  4. Step 4: Simplify right side
    996,401.73x = 747,648,395,027.62
  5. Step 5: Solve for x
    x = 747,648,395,027.62/996,401.73
  6. Step 6: Final answer
    x = 750,348.35

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.