Home / 327,278.28-451,650.16-191,323.84

Finding the Fourth Proportional to 327,278.28, 451,650.16 and 191,323.84

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Solution

The fourth proportional to 327,278.28, 451,650.16 and 191,323.84 is: 264,030.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    327,278.28 : 451,650.16 = 191,323.84 : x
  2. Step 2: Convert to fraction form
    327,278.28/451,650.16 = 191,323.84/x
  3. Step 3: Cross multiply
    327,278.28x = 451,650.16 × 191,323.84
  4. Step 4: Simplify right side
    327,278.28x = 86,411,442,947.81
  5. Step 5: Solve for x
    x = 86,411,442,947.81/327,278.28
  6. Step 6: Final answer
    x = 264,030.48

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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.