Home / 343,786.26-474,374.48-190,825.60

Finding the Fourth Proportional to 343,786.26, 474,374.48 and 190,825.60

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Solution

The fourth proportional to 343,786.26, 474,374.48 and 190,825.60 is: 263,311.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    343,786.26 : 474,374.48 = 190,825.60 : x
  2. Step 2: Convert to fraction form
    343,786.26/474,374.48 = 190,825.60/x
  3. Step 3: Cross multiply
    343,786.26x = 474,374.48 × 190,825.60
  4. Step 4: Simplify right side
    343,786.26x = 90,522,794,770.69
  5. Step 5: Solve for x
    x = 90,522,794,770.69/343,786.26
  6. Step 6: Final answer
    x = 263,311.26

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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.