Home / 836,519.28-1,154,403.92-454,546.06

Finding the Fourth Proportional to 836,519.28, 1,154,403.92 and 454,546.06

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Solution

The fourth proportional to 836,519.28, 1,154,403.92 and 454,546.06 is: 627,277.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    836,519.28 : 1,154,403.92 = 454,546.06 : x
  2. Step 2: Convert to fraction form
    836,519.28/1,154,403.92 = 454,546.06/x
  3. Step 3: Cross multiply
    836,519.28x = 1,154,403.92 × 454,546.06
  4. Step 4: Simplify right side
    836,519.28x = 524,729,753,484.56
  5. Step 5: Solve for x
    x = 524,729,753,484.56/836,519.28
  6. Step 6: Final answer
    x = 627,277.54

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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.