Home / 836,519.72-1,154,404.26-454,546.56

Finding the Fourth Proportional to 836,519.72, 1,154,404.26 and 454,546.56

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Solution

The fourth proportional to 836,519.72, 1,154,404.26 and 454,546.56 is: 627,278.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    836,519.72 : 1,154,404.26 = 454,546.56 : x
  2. Step 2: Convert to fraction form
    836,519.72/1,154,404.26 = 454,546.56/x
  3. Step 3: Cross multiply
    836,519.72x = 1,154,404.26 × 454,546.56
  4. Step 4: Simplify right side
    836,519.72x = 524,730,485,232.35
  5. Step 5: Solve for x
    x = 524,730,485,232.35/836,519.72
  6. Step 6: Final answer
    x = 627,278.08

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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.