Home / 327,018.24-451,408.50-191,096.40

Finding the Fourth Proportional to 327,018.24, 451,408.50 and 191,096.40

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Solution

The fourth proportional to 327,018.24, 451,408.50 and 191,096.40 is: 263,785.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    327,018.24 : 451,408.50 = 191,096.40 : x
  2. Step 2: Convert to fraction form
    327,018.24/451,408.50 = 191,096.40/x
  3. Step 3: Cross multiply
    327,018.24x = 451,408.50 × 191,096.40
  4. Step 4: Simplify right side
    327,018.24x = 86,262,539,279.40
  5. Step 5: Solve for x
    x = 86,262,539,279.40/327,018.24
  6. Step 6: Final answer
    x = 263,785.10

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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.