Home / 327,941.78-452,560.60-190,147.40

Finding the Fourth Proportional to 327,941.78, 452,560.60 and 190,147.40

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Solution

The fourth proportional to 327,941.78, 452,560.60 and 190,147.40 is: 262,403.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    327,941.78 : 452,560.60 = 190,147.40 : x
  2. Step 2: Convert to fraction form
    327,941.78/452,560.60 = 190,147.40/x
  3. Step 3: Cross multiply
    327,941.78x = 452,560.60 × 190,147.40
  4. Step 4: Simplify right side
    327,941.78x = 86,053,221,432.44
  5. Step 5: Solve for x
    x = 86,053,221,432.44/327,941.78
  6. Step 6: Final answer
    x = 262,403.96

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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.