Home / 656,824.20-984,458.70-277,744.20

Finding the Fourth Proportional to 656,824.20, 984,458.70 and 277,744.20

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Solution

The fourth proportional to 656,824.20, 984,458.70 and 277,744.20 is: 416,287.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    656,824.20 : 984,458.70 = 277,744.20 : x
  2. Step 2: Convert to fraction form
    656,824.20/984,458.70 = 277,744.20/x
  3. Step 3: Cross multiply
    656,824.20x = 984,458.70 × 277,744.20
  4. Step 4: Simplify right side
    656,824.20x = 273,427,694,064.54
  5. Step 5: Solve for x
    x = 273,427,694,064.54/656,824.20
  6. Step 6: Final answer
    x = 416,287.48

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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.