Home / 836,519.79-1,154,404.61-454,546.56

Finding the Fourth Proportional to 836,519.79, 1,154,404.61 and 454,546.56

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Solution

The fourth proportional to 836,519.79, 1,154,404.61 and 454,546.56 is: 627,278.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    836,519.79 : 1,154,404.61 = 454,546.56 : x
  2. Step 2: Convert to fraction form
    836,519.79/1,154,404.61 = 454,546.56/x
  3. Step 3: Cross multiply
    836,519.79x = 1,154,404.61 × 454,546.56
  4. Step 4: Simplify right side
    836,519.79x = 524,730,644,323.64
  5. Step 5: Solve for x
    x = 524,730,644,323.64/836,519.79
  6. Step 6: Final answer
    x = 627,278.22

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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.