Home / 327,334.16-451,653.40-191,341.80

Finding the Fourth Proportional to 327,334.16, 451,653.40 and 191,341.80

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Solution

The fourth proportional to 327,334.16, 451,653.40 and 191,341.80 is: 264,012.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    327,334.16 : 451,653.40 = 191,341.80 : x
  2. Step 2: Convert to fraction form
    327,334.16/451,653.40 = 191,341.80/x
  3. Step 3: Cross multiply
    327,334.16x = 451,653.40 × 191,341.80
  4. Step 4: Simplify right side
    327,334.16x = 86,420,174,532.12
  5. Step 5: Solve for x
    x = 86,420,174,532.12/327,334.16
  6. Step 6: Final answer
    x = 264,012.09

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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.