Home / 331,470.32-457,432.04-200,650.97

Finding the Fourth Proportional to 331,470.32, 457,432.04 and 200,650.97

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Solution

The fourth proportional to 331,470.32, 457,432.04 and 200,650.97 is: 276,900.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    331,470.32 : 457,432.04 = 200,650.97 : x
  2. Step 2: Convert to fraction form
    331,470.32/457,432.04 = 200,650.97/x
  3. Step 3: Cross multiply
    331,470.32x = 457,432.04 × 200,650.97
  4. Step 4: Simplify right side
    331,470.32x = 91,784,184,180.29
  5. Step 5: Solve for x
    x = 91,784,184,180.29/331,470.32
  6. Step 6: Final answer
    x = 276,900.16

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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.