Home / 451,422.55-676,936.97-170,742.97

Finding the Fourth Proportional to 451,422.55, 676,936.97 and 170,742.97

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Solution

The fourth proportional to 451,422.55, 676,936.97 and 170,742.97 is: 256,040.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    451,422.55 : 676,936.97 = 170,742.97 : x
  2. Step 2: Convert to fraction form
    451,422.55/676,936.97 = 170,742.97/x
  3. Step 3: Cross multiply
    451,422.55x = 676,936.97 × 170,742.97
  4. Step 4: Simplify right side
    451,422.55x = 115,582,228,760.60
  5. Step 5: Solve for x
    x = 115,582,228,760.60/451,422.55
  6. Step 6: Final answer
    x = 256,040.00

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.