Home / 439,559.26-606,418.35-276,119.74

Finding the Fourth Proportional to 439,559.26, 606,418.35 and 276,119.74

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Solution

The fourth proportional to 439,559.26, 606,418.35 and 276,119.74 is: 380,936.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    439,559.26 : 606,418.35 = 276,119.74 : x
  2. Step 2: Convert to fraction form
    439,559.26/606,418.35 = 276,119.74/x
  3. Step 3: Cross multiply
    439,559.26x = 606,418.35 × 276,119.74
  4. Step 4: Simplify right side
    439,559.26x = 167,444,073,444.70
  5. Step 5: Solve for x
    x = 167,444,073,444.70/439,559.26
  6. Step 6: Final answer
    x = 380,936.29

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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.