Home / 451,230.36-622,722.78-250,022.04

Finding the Fourth Proportional to 451,230.36, 622,722.78 and 250,022.04

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Solution

The fourth proportional to 451,230.36, 622,722.78 and 250,022.04 is: 345,044.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    451,230.36 : 622,722.78 = 250,022.04 : x
  2. Step 2: Convert to fraction form
    451,230.36/622,722.78 = 250,022.04/x
  3. Step 3: Cross multiply
    451,230.36x = 622,722.78 × 250,022.04
  4. Step 4: Simplify right side
    451,230.36x = 155,694,419,810.07
  5. Step 5: Solve for x
    x = 155,694,419,810.07/451,230.36
  6. Step 6: Final answer
    x = 345,044.20

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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.