Home / 327,456.87-451,725.07-191,401.92

Finding the Fourth Proportional to 327,456.87, 451,725.07 and 191,401.92

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Solution

The fourth proportional to 327,456.87, 451,725.07 and 191,401.92 is: 264,037.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    327,456.87 : 451,725.07 = 191,401.92 : x
  2. Step 2: Convert to fraction form
    327,456.87/451,725.07 = 191,401.92/x
  3. Step 3: Cross multiply
    327,456.87x = 451,725.07 × 191,401.92
  4. Step 4: Simplify right side
    327,456.87x = 86,461,045,710.13
  5. Step 5: Solve for x
    x = 86,461,045,710.13/327,456.87
  6. Step 6: Final answer
    x = 264,037.97

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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.