Home / 351,348.20-484,860.66-190,203.24

Finding the Fourth Proportional to 351,348.20, 484,860.66 and 190,203.24

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Solution

The fourth proportional to 351,348.20, 484,860.66 and 190,203.24 is: 262,480.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    351,348.20 : 484,860.66 = 190,203.24 : x
  2. Step 2: Convert to fraction form
    351,348.20/484,860.66 = 190,203.24/x
  3. Step 3: Cross multiply
    351,348.20x = 484,860.66 × 190,203.24
  4. Step 4: Simplify right side
    351,348.20x = 92,222,068,480.54
  5. Step 5: Solve for x
    x = 92,222,068,480.54/351,348.20
  6. Step 6: Final answer
    x = 262,480.55

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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.