Home / 800,291.67-1,200,585.33-253,321.76

Finding the Fourth Proportional to 800,291.67, 1,200,585.33 and 253,321.76

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Solution

The fourth proportional to 800,291.67, 1,200,585.33 and 253,321.76 is: 380,029.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    800,291.67 : 1,200,585.33 = 253,321.76 : x
  2. Step 2: Convert to fraction form
    800,291.67/1,200,585.33 = 253,321.76/x
  3. Step 3: Cross multiply
    800,291.67x = 1,200,585.33 × 253,321.76
  4. Step 4: Simplify right side
    800,291.67x = 304,134,382,822.85
  5. Step 5: Solve for x
    x = 304,134,382,822.85/800,291.67
  6. Step 6: Final answer
    x = 380,029.42

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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.