Home / 326,161.38-450,107.28-197,081.94

Finding the Fourth Proportional to 326,161.38, 450,107.28 and 197,081.94

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Solution

The fourth proportional to 326,161.38, 450,107.28 and 197,081.94 is: 271,975.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    326,161.38 : 450,107.28 = 197,081.94 : x
  2. Step 2: Convert to fraction form
    326,161.38/450,107.28 = 197,081.94/x
  3. Step 3: Cross multiply
    326,161.38x = 450,107.28 × 197,081.94
  4. Step 4: Simplify right side
    326,161.38x = 88,708,015,950.52
  5. Step 5: Solve for x
    x = 88,708,015,950.52/326,161.38
  6. Step 6: Final answer
    x = 271,975.84

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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.