Home / 271,512.12-373,358.06-235,639.84

Finding the Fourth Proportional to 271,512.12, 373,358.06 and 235,639.84

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Solution

The fourth proportional to 271,512.12, 373,358.06 and 235,639.84 is: 324,029.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    271,512.12 : 373,358.06 = 235,639.84 : x
  2. Step 2: Convert to fraction form
    271,512.12/373,358.06 = 235,639.84/x
  3. Step 3: Cross multiply
    271,512.12x = 373,358.06 × 235,639.84
  4. Step 4: Simplify right side
    271,512.12x = 87,978,033,521.11
  5. Step 5: Solve for x
    x = 87,978,033,521.11/271,512.12
  6. Step 6: Final answer
    x = 324,029.86

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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.