Home / 809,132.38-1,116,601.87-446,556.43

Finding the Fourth Proportional to 809,132.38, 1,116,601.87 and 446,556.43

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Solution

The fourth proportional to 809,132.38, 1,116,601.87 and 446,556.43 is: 616,247.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    809,132.38 : 1,116,601.87 = 446,556.43 : x
  2. Step 2: Convert to fraction form
    809,132.38/1,116,601.87 = 446,556.43/x
  3. Step 3: Cross multiply
    809,132.38x = 1,116,601.87 × 446,556.43
  4. Step 4: Simplify right side
    809,132.38x = 498,625,744,798.52
  5. Step 5: Solve for x
    x = 498,625,744,798.52/809,132.38
  6. Step 6: Final answer
    x = 616,247.42

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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.