Home / 481,983.53-665,137.33-267,137.46

Finding the Fourth Proportional to 481,983.53, 665,137.33 and 267,137.46

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Solution

The fourth proportional to 481,983.53, 665,137.33 and 267,137.46 is: 368,649.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    481,983.53 : 665,137.33 = 267,137.46 : x
  2. Step 2: Convert to fraction form
    481,983.53/665,137.33 = 267,137.46/x
  3. Step 3: Cross multiply
    481,983.53x = 665,137.33 × 267,137.46
  4. Step 4: Simplify right side
    481,983.53x = 177,683,096,219.54
  5. Step 5: Solve for x
    x = 177,683,096,219.54/481,983.53
  6. Step 6: Final answer
    x = 368,649.73

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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.