Home / 327,218.02-451,409.31-191,257.70

Finding the Fourth Proportional to 327,218.02, 451,409.31 and 191,257.70

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Solution

The fourth proportional to 327,218.02, 451,409.31 and 191,257.70 is: 263,847.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    327,218.02 : 451,409.31 = 191,257.70 : x
  2. Step 2: Convert to fraction form
    327,218.02/451,409.31 = 191,257.70/x
  3. Step 3: Cross multiply
    327,218.02x = 451,409.31 × 191,257.70
  4. Step 4: Simplify right side
    327,218.02x = 86,335,506,671.32
  5. Step 5: Solve for x
    x = 86,335,506,671.32/327,218.02
  6. Step 6: Final answer
    x = 263,847.04

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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.