Home / 439,273.10-606,190.56-248,279.96

Finding the Fourth Proportional to 439,273.10, 606,190.56 and 248,279.96

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Solution

The fourth proportional to 439,273.10, 606,190.56 and 248,279.96 is: 342,622.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    439,273.10 : 606,190.56 = 248,279.96 : x
  2. Step 2: Convert to fraction form
    439,273.10/606,190.56 = 248,279.96/x
  3. Step 3: Cross multiply
    439,273.10x = 606,190.56 × 248,279.96
  4. Step 4: Simplify right side
    439,273.10x = 150,504,967,989.18
  5. Step 5: Solve for x
    x = 150,504,967,989.18/439,273.10
  6. Step 6: Final answer
    x = 342,622.77

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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.