Home / 327,275.28-451,646.01-191,320.83

Finding the Fourth Proportional to 327,275.28, 451,646.01 and 191,320.83

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Solution

The fourth proportional to 327,275.28, 451,646.01 and 191,320.83 is: 264,026.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    327,275.28 : 451,646.01 = 191,320.83 : x
  2. Step 2: Convert to fraction form
    327,275.28/451,646.01 = 191,320.83/x
  3. Step 3: Cross multiply
    327,275.28x = 451,646.01 × 191,320.83
  4. Step 4: Simplify right side
    327,275.28x = 86,409,289,499.39
  5. Step 5: Solve for x
    x = 86,409,289,499.39/327,275.28
  6. Step 6: Final answer
    x = 264,026.33

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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.