Home / 327,787.76-452,346.92-191,847.60

Finding the Fourth Proportional to 327,787.76, 452,346.92 and 191,847.60

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Solution

The fourth proportional to 327,787.76, 452,346.92 and 191,847.60 is: 264,749.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    327,787.76 : 452,346.92 = 191,847.60 : x
  2. Step 2: Convert to fraction form
    327,787.76/452,346.92 = 191,847.60/x
  3. Step 3: Cross multiply
    327,787.76x = 452,346.92 × 191,847.60
  4. Step 4: Simplify right side
    327,787.76x = 86,781,670,969.39
  5. Step 5: Solve for x
    x = 86,781,670,969.39/327,787.76
  6. Step 6: Final answer
    x = 264,749.58

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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.